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Part 2

Part 2
100問 • 2年前
  • Harsh Daddy
  • 通報

    問題一覧

  • 1

    First nuclear reactor was established in

    Chicago university

  • 2

    Fissionable fuels

    U²³⁵ & U²³⁹

  • 3

    It decrease the energy of neutron

    Moderator

  • 4

    It is used to absord the excess neutrons produced in fission of uranium nuclues

    Control rod

  • 5

    It absorbs the heat and prevent excessive rise in temperature

    coolant

  • 6

    It is used to produce electric energy from the energy released during fiasion

    Nuclear reactor

  • 7

    A nuclear reactor which can be produce more fissionable fuels that it consumes

    Fast breeder reactor

  • 8

    Energy released by sun or other stars is by

    nuclear fusion

  • 9

    For nuclear fusion temprature of the oder of what is required

    10⁸k

  • 10

    Hydrogen bomb was made in

    1952

  • 11

    Albert Einstein received noble prize of physics in

    1921

  • 12

    Earth receive what joule of energy per second from sun

    4×10⁶

  • 13

    Mass of sun is decreasing at the rate of

    4×10-⁹ kg/s

  • 14

    who gave mass energy relation on basis of special theory of relativity

    Albert Einstein

  • 15

    who said that mass can be converted into energy and vice versa

    Albert Einstein

  • 16

    When magnet is suspenseded freely it aligns itself in the direction of

    North south direction

  • 17

    Where does magnet have less power

    In the middle

  • 18

    Imaginary lines joining two poles of magnet is called

    magnetic axis of magnet

  • 19

    Si unit of magnetism is

    Newton/ampère meter or Weber/meter² or Tesla

  • 20

    Outside the magnet the magnetic lines of force form

    North to south

  • 21

    Inside the magnet the magnetic lines of force form

    South to North Pole

  • 22

    Substance which when placed in a magnetic field acquire feeble magnetism opposite to the direction of Magnetic field

    Diamagnetic substance

  • 23

    Substance which when placed in a magnetic field acquire a feeble magnetism in the direction of the field

    Paramagnetic substance

  • 24

    Substance which when placed in a magnetic field are strongly magnetised in the direction of field

    Ferromagnetic substance

  • 25

    As temperature increases the magnetic property of ferromagnetic substance decreases and above a certain temperature the substance changes into paramagnetic substance, this temperature is called

    curie temperature

  • 26

    As temperature increases the magnetic property of ferromagnetic substance

    Decreases

  • 27

    Our earth south pole is near the geographical

    North Pole

  • 28

    Our earth Nole pole is near the geographical

    south pole

  • 29

    The acute angle between the magnetic Meridian and geographical Meridian at a place

    declination

  • 30

    It is the angle which the resultant earth's magnetic field at a place makes with the horizontal.

    Dip or inclination

  • 31

    At pole the dip is

    90°

  • 32

    At equator the dip is

  • 33

    Lines joining the place of same declination

    isogonic lines

  • 34

    Lines joining the place of zero declination

    Agonic lines

  • 35

    Lines joining the place of same dip

    Isoclinic lines

  • 36

    Lines joining the point of zero dig

    Aclinic lines

  • 37

    Lines joining the place of same value of horizontal component of earth's maflgnetic field

    Isodynamic lines

  • 38

    Si unit of electric current

    ampère

  • 39

    Current is

    scalar quantity

  • 40

    1 ampère equals to

    6.25×10¹⁸ Electron

  • 41

    Si unit of resistance is

    Ohm

  • 42

    Reciprocal of resistance of conductor is

    conductance

  • 43

    Si unit of conductance is

    ohm-¹ / siemen / mho

  • 44

    Si unit of resistance is

    Ohm meter

  • 45

    The reciprocal of resistivity of conductor

    conductivity

  • 46

    1 kilowatt equals to

    3.6×10⁶ joules

  • 47

    ammeter is connected in

    series

  • 48

    resistance to ammeter is

    0

  • 49

    Resistance of voltmeter is

    infinite

  • 50

    Electric fuse are connected in

    series

  • 51

    Pure fuse is made up of

    Tin

  • 52

    Device used to detect and measure small electric current in a circuit

    galvanometer

  • 53

    galvanometer can measure current upto

    10-⁶ ampère

  • 54

    Wire of very small resistance

    Shunt

  • 55

    It can be converted into ammeter by connecting a shunt parallel to it

    Galvanometer

  • 56

    Galvanometer It can be converted into what by connecting a shunt parallel to it

    ammeter

  • 57

    Direction of induced current is determined with the help of

    Fleming right hand rule

  • 58

    what is determined with the help of Fleming right hand rule

    direction of induced current

  • 59

    It is a device which Converts low voltage A.C into High voltage A.C & High voltage A.C into Low voltage A.C

    transformer

  • 60

    This device connects mechanical Energy into electric energy

    A.C dynamo or Generator

  • 61

    This device converts electric energy into mechanical Energy

    electric motor

  • 62

    Converts sound energy into electrical energy

    microphone

  • 63

    Electric field intensity inside a charged hollow conductor is

    0

  • 64

    Si unit of electric potential is

    volt

  • 65

    It is a point in a electric field is the work done in bringing a unit positive charge from infinity to that point

    electric potential

  • 66

    Work done in bringing a unit positive charge from one point to other point

    Potential difference

  • 67

    Charge required to increase the potential of the conductor by unity

    electric capacity

  • 68

    Si unit of electric capacity

    Farad

  • 69

    It is a device which converts chemical energy into electrical energy

    electrochemical cells

  • 70

    Production of electricity by chemical reaction was first discovered by

    Alexandero de Volta

  • 71

    Production of electricity by chemical reaction was first discovered in

    1794

  • 72

    In voltaic cell what is used as cathode

    zinc rod

  • 73

    In voltaic cell what is used as anode

    Zinc rod

  • 74

    Zinc rod and copper rod in voltaic cell are placed in

    sulphuric acid

  • 75

    In a leclanche cell what acts as anode

    carbon rods

  • 76

    In a leclanche cell what acts as cathode

    zinc rod

  • 77

    carbon rod and zinc rod in leclanche cell are placed in

    ammonium chloride

  • 78

    The emf of leclanche cell is

    1.5 volt

  • 79

    Emf of dry cell

    1.5 volts

  • 80

    When Lens is thicker at the middle than the edge it is called

    convex lens

  • 81

    When Lens is thicker at the edge than the middle it is called

    concave Lens

  • 82

    power of lens

    1/f

  • 83

    Si unit of power is

    dioptre

  • 84

    power of convex lens is

    positive

  • 85

    power of concave Lens is

    negative

  • 86

    This rainbow formed due to two refraction and one Total internal reflection of light

    primary rainbow

  • 87

    This rainbow formed due to two refraction and two Total internal reflection of light

    secondary rainbow

  • 88

    Primary colors are

    RBG

  • 89

    Green+ Red

    yellow

  • 90

    Red+blue

    magenta

  • 91

    Blue + Green

    Cyan

  • 92

    Yellow+magenta+cyan

    white

  • 93

    In color television which color is used

    primary

  • 94

    Red rose appears red when viewed in

    white or red light

  • 95

    Red rose appears black when viewed in

    Blue or green light

  • 96

    when light ray la falls on small bodies such as dust particles and they are thorwn out in all directions, this phenomenon is called

    tyndall effect

  • 97

    Scattering of light is max in

    Violet

  • 98

    Scattering of light is min in

    red

  • 99

    Red color of Rising and setting sun is due to

    scattering of light

  • 100

    Lens of human eye consist

    convex lens

  • PARAMOUNT CHEMISTRY

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    100問 • 2年前
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    100問 • 2年前
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    Nickname of eminent players done

    Nickname of eminent players done

    Harsh Daddy · 26問 · 2年前

    Nickname of eminent players done

    Nickname of eminent players done

    26問 • 2年前
    Harsh Daddy

    Part 1

    Part 1

    Harsh Daddy · 100問 · 2年前

    Part 1

    Part 1

    100問 • 2年前
    Harsh Daddy

    award and their starting date done

    award and their starting date done

    Harsh Daddy · 16問 · 2年前

    award and their starting date done

    award and their starting date done

    16問 • 2年前
    Harsh Daddy

    Part 1

    Part 1

    Harsh Daddy · 100問 · 2年前

    Part 1

    Part 1

    100問 • 2年前
    Harsh Daddy

    News Agency and their country done

    News Agency and their country done

    Harsh Daddy · 26問 · 2年前

    News Agency and their country done

    News Agency and their country done

    26問 • 2年前
    Harsh Daddy

    Nuclear and space research centre in India done

    Nuclear and space research centre in India done

    Harsh Daddy · 18問 · 2年前

    Nuclear and space research centre in India done

    Nuclear and space research centre in India done

    18問 • 2年前
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    PARAMOUNT BIOLOGY

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    100問 • 2年前
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    Intelligence Agencies of world done

    Intelligence Agencies of world done

    Harsh Daddy · 26問 · 2年前

    Intelligence Agencies of world done

    Intelligence Agencies of world done

    26問 • 2年前
    Harsh Daddy

    Court or field associated with sports done

    Court or field associated with sports done

    Harsh Daddy · 25問 · 2年前

    Court or field associated with sports done

    Court or field associated with sports done

    25問 • 2年前
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    Country and their national sport done

    Country and their national sport done

    Harsh Daddy · 16問 · 2年前

    Country and their national sport done

    Country and their national sport done

    16問 • 2年前
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    PARAMOUNT BIOLOGY 2

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    Harsh Daddy · 100問 · 2年前

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    World Organisation & their headquarter done

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    Harsh Daddy · 64問 · 2年前

    World Organisation & their headquarter done

    World Organisation & their headquarter done

    64問 • 2年前
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    FIRST IN INDIA done

    FIRST IN INDIA done

    Harsh Daddy · 32問 · 2年前

    FIRST IN INDIA done

    FIRST IN INDIA done

    32問 • 2年前
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    PARAMOUNT CHEMISTRY 4

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    Harsh Daddy · 34問 · 2年前

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    34問 • 2年前
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    NATIONAL EMBLEM done

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    Harsh Daddy · 15問 · 2年前

    NATIONAL EMBLEM done

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    15問 • 2年前
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    National animal done

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    Harsh Daddy · 5問 · 2年前

    National animal done

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    Important monument done

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    Harsh Daddy · 9問 · 2年前

    Important monument done

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    9問 • 2年前
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    LUCENT CHEMISTRY

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    Harsh Daddy · 100問 · 2年前

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    FIRST IN INDIA MALE done

    FIRST IN INDIA MALE done

    Harsh Daddy · 57問 · 2年前

    FIRST IN INDIA MALE done

    FIRST IN INDIA MALE done

    57問 • 2年前
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    Research Center of india done

    Research Center of india done

    Harsh Daddy · 61問 · 2年前

    Research Center of india done

    Research Center of india done

    61問 • 2年前
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    SIGNS OR SYMBOLS done

    SIGNS OR SYMBOLS done

    Harsh Daddy · 15問 · 2年前

    SIGNS OR SYMBOLS done

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    15問 • 2年前
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    Part 1

    Part 1

    Harsh Daddy · 5問 · 2年前

    Part 1

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    5問 • 2年前
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    art forms of india done

    art forms of india done

    Harsh Daddy · 9問 · 2年前

    art forms of india done

    art forms of india done

    9問 • 2年前
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    NEWS PAPER AND PLACE OF PUBLICATION (WORLD) done

    NEWS PAPER AND PLACE OF PUBLICATION (WORLD) done

    Harsh Daddy · 30問 · 2年前

    NEWS PAPER AND PLACE OF PUBLICATION (WORLD) done

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    30問 • 2年前
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    LUCENT CHEMISTRY 2

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    Harsh Daddy · 100問 · 2年前

    LUCENT CHEMISTRY 2

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    100問 • 2年前
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    Crematorium of famous persons done

    Crematorium of famous persons done

    Harsh Daddy · 15問 · 2年前

    Crematorium of famous persons done

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    15問 • 2年前
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    HEALTH AND MEDICINAL RESEARCH CENTRE IN INDIA done

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    Harsh Daddy · 15問 · 2年前

    HEALTH AND MEDICINAL RESEARCH CENTRE IN INDIA done

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    15問 • 2年前
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    stadium and their location done

    stadium and their location done

    Harsh Daddy · 35問 · 2年前

    stadium and their location done

    stadium and their location done

    35問 • 2年前
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    INTERNAL SECURITY OF INDIA done

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    Harsh Daddy · 11問 · 2年前

    INTERNAL SECURITY OF INDIA done

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    11問 • 2年前
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    COUNTRIES AND THEIR CAPITAL done

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    Harsh Daddy · 40問 · 2年前

    COUNTRIES AND THEIR CAPITAL done

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    40問 • 2年前
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    COUNTRY AND THEIR CURRENCY done

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    Harsh Daddy · 31問 · 2年前

    COUNTRY AND THEIR CURRENCY done

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    31問 • 2年前
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    secretary general of U.N and their country done

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    Harsh Daddy · 9問 · 2年前

    secretary general of U.N and their country done

    secretary general of U.N and their country done

    9問 • 2年前
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    Official books done

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    Harsh Daddy · 8問 · 2年前

    Official books done

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    8問 • 2年前
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    world cup cricket done

    world cup cricket done

    Harsh Daddy · 12問 · 2年前

    world cup cricket done

    world cup cricket done

    12問 • 2年前
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    Number of players done

    Number of players done

    Harsh Daddy · 13問 · 2年前

    Number of players done

    Number of players done

    13問 • 2年前
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    Army command and their headquarter done

    Army command and their headquarter done

    Harsh Daddy · 7問 · 2年前

    Army command and their headquarter done

    Army command and their headquarter done

    7問 • 2年前
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    Air Force command and their headquarters done

    Air Force command and their headquarters done

    Harsh Daddy · 7問 · 2年前

    Air Force command and their headquarters done

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    7問 • 2年前
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    Indian navy training institute and their location done

    Indian navy training institute and their location done

    Harsh Daddy · 33問 · 2年前

    Indian navy training institute and their location done

    Indian navy training institute and their location done

    33問 • 2年前
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    Parliament of some countries done

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    Harsh Daddy · 24問 · 2年前

    Parliament of some countries done

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    24問 • 2年前
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    Political parties of worlds done

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    Harsh Daddy · 37問 · 2年前

    Political parties of worlds done

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    37問 • 2年前
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    Cup and trophies done

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    Harsh Daddy · 99問 · 2年前

    Cup and trophies done

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    99問 • 2年前
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    PARAMOUNT BIOLOGY 4

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    Harsh Daddy · 100問 · 2年前

    PARAMOUNT BIOLOGY 4

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    100問 • 2年前
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    DAYS done

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    Harsh Daddy · 100問 · 2年前

    DAYS done

    DAYS done

    100問 • 2年前
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    Days 2 done

    Days 2 done

    Harsh Daddy · 89問 · 2年前

    Days 2 done

    Days 2 done

    89問 • 2年前
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    Asian Games done

    Asian Games done

    Harsh Daddy · 20問 · 2年前

    Asian Games done

    Asian Games done

    20問 • 2年前
    Harsh Daddy

    Indian state and folk dance 2 done

    Indian state and folk dance 2 done

    Harsh Daddy · 63問 · 2年前

    Indian state and folk dance 2 done

    Indian state and folk dance 2 done

    63問 • 2年前
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    Indian athlete and their sport done

    Indian athlete and their sport done

    Harsh Daddy · 45問 · 2年前

    Indian athlete and their sport done

    Indian athlete and their sport done

    45問 • 2年前
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    Committee and their report date done

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    Harsh Daddy · 6問 · 2年前

    Committee and their report date done

    Committee and their report date done

    6問 • 2年前
    Harsh Daddy

    FIRST IN INDIAN FEMALE done

    FIRST IN INDIAN FEMALE done

    Harsh Daddy · 67問 · 2年前

    FIRST IN INDIAN FEMALE done

    FIRST IN INDIAN FEMALE done

    67問 • 2年前
    Harsh Daddy

    Cup and trophies 2 done

    Cup and trophies 2 done

    Harsh Daddy · 44問 · 2年前

    Cup and trophies 2 done

    Cup and trophies 2 done

    44問 • 2年前
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    DRDO TRAINING INSTITUTE AND LOCATION done

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    Harsh Daddy · 8問 · 2年前

    DRDO TRAINING INSTITUTE AND LOCATION done

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    8問 • 2年前
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    Indian army training institute & their location done

    Indian army training institute & their location done

    Harsh Daddy · 93問 · 2年前

    Indian army training institute & their location done

    Indian army training institute & their location done

    93問 • 2年前
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    Commonwealth Games done

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    Harsh Daddy · 22問 · 2年前

    Commonwealth Games done

    Commonwealth Games done

    22問 • 2年前
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    Receipts of Bharat ratna & their dates done

    Receipts of Bharat ratna & their dates done

    Harsh Daddy · 48問 · 2年前

    Receipts of Bharat ratna & their dates done

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    48問 • 2年前
    Harsh Daddy

    Committee and their appointment dates done

    Committee and their appointment dates done

    Harsh Daddy · 11問 · 2年前

    Committee and their appointment dates done

    Committee and their appointment dates done

    11問 • 2年前
    Harsh Daddy

    LUCENT CHEMISTRY 3

    LUCENT CHEMISTRY 3

    Harsh Daddy · 100問 · 2年前

    LUCENT CHEMISTRY 3

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    100問 • 2年前
    Harsh Daddy

    Tourist place and their location done

    Tourist place and their location done

    Harsh Daddy · 100問 · 2年前

    Tourist place and their location done

    Tourist place and their location done

    100問 • 2年前
    Harsh Daddy

    Players & their sport done

    Players & their sport done

    Harsh Daddy · 22問 · 2年前

    Players & their sport done

    Players & their sport done

    22問 • 2年前
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    Indian air force training institute and their location done

    Indian air force training institute and their location done

    Harsh Daddy · 30問 · 2年前

    Indian air force training institute and their location done

    Indian air force training institute and their location done

    30問 • 2年前
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    world cup football done

    world cup football done

    Harsh Daddy · 22問 · 2年前

    world cup football done

    world cup football done

    22問 • 2年前
    Harsh Daddy

    UNESCO WORLD HERITAGE SITE done

    UNESCO WORLD HERITAGE SITE done

    Harsh Daddy · 37問 · 2年前

    UNESCO WORLD HERITAGE SITE done

    UNESCO WORLD HERITAGE SITE done

    37問 • 2年前
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    United Nations International weeks done

    United Nations International weeks done

    Harsh Daddy · 11問 · 2年前

    United Nations International weeks done

    United Nations International weeks done

    11問 • 2年前
    Harsh Daddy

    world cup hockey done

    world cup hockey done

    Harsh Daddy · 15問 · 2年前

    world cup hockey done

    world cup hockey done

    15問 • 2年前
    Harsh Daddy

    PARAMOUNT BIOLOGY 4

    PARAMOUNT BIOLOGY 4

    Harsh Daddy · 54問 · 2年前

    PARAMOUNT BIOLOGY 4

    PARAMOUNT BIOLOGY 4

    54問 • 2年前
    Harsh Daddy

    Secretary General of U.N and their tenure done

    Secretary General of U.N and their tenure done

    Harsh Daddy · 9問 · 2年前

    Secretary General of U.N and their tenure done

    Secretary General of U.N and their tenure done

    9問 • 2年前
    Harsh Daddy

    Cultural organisation in India done

    Cultural organisation in India done

    Harsh Daddy · 11問 · 2年前

    Cultural organisation in India done

    Cultural organisation in India done

    11問 • 2年前
    Harsh Daddy

    Female players & their country done

    Female players & their country done

    Harsh Daddy · 17問 · 2年前

    Female players & their country done

    Female players & their country done

    17問 • 2年前
    Harsh Daddy

    Female players and their sport done

    Female players and their sport done

    Harsh Daddy · 22問 · 2年前

    Female players and their sport done

    Female players and their sport done

    22問 • 2年前
    Harsh Daddy

    Eminent sportperson of india done

    Eminent sportperson of india done

    Harsh Daddy · 98問 · 2年前

    Eminent sportperson of india done

    Eminent sportperson of india done

    98問 • 2年前
    Harsh Daddy

    Indian state and folk dance done

    Indian state and folk dance done

    Harsh Daddy · 100問 · 2年前

    Indian state and folk dance done

    Indian state and folk dance done

    100問 • 2年前
    Harsh Daddy

    Important classical dances & their artist done

    Important classical dances & their artist done

    Harsh Daddy · 68問 · 2年前

    Important classical dances & their artist done

    Important classical dances & their artist done

    68問 • 2年前
    Harsh Daddy

    PARAMOUNT MODERN HISTORY 3

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    Harsh Daddy · 100問 · 2年前

    PARAMOUNT MODERN HISTORY 3

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    100問 • 2年前
    Harsh Daddy

    Music instrument & their exponents done

    Music instrument & their exponents done

    Harsh Daddy · 100問 · 2年前

    Music instrument & their exponents done

    Music instrument & their exponents done

    100問 • 2年前
    Harsh Daddy

    Music instrument & their exponents 2 done

    Music instrument & their exponents 2 done

    Harsh Daddy · 8問 · 2年前

    Music instrument & their exponents 2 done

    Music instrument & their exponents 2 done

    8問 • 2年前
    Harsh Daddy

    PARAMOUNT MODERN HISTORY 4

    PARAMOUNT MODERN HISTORY 4

    Harsh Daddy · 100問 · 2年前

    PARAMOUNT MODERN HISTORY 4

    PARAMOUNT MODERN HISTORY 4

    100問 • 2年前
    Harsh Daddy

    Important events date of Gandhi ji done

    Important events date of Gandhi ji done

    Harsh Daddy · 11問 · 2年前

    Important events date of Gandhi ji done

    Important events date of Gandhi ji done

    11問 • 2年前
    Harsh Daddy

    IMPORTANT BOOKS AND AUTHOR 1 done

    IMPORTANT BOOKS AND AUTHOR 1 done

    Harsh Daddy · 100問 · 2年前

    IMPORTANT BOOKS AND AUTHOR 1 done

    IMPORTANT BOOKS AND AUTHOR 1 done

    100問 • 2年前
    Harsh Daddy

    IMPORTANT BOOKS AND AUTHOR 2 done

    IMPORTANT BOOKS AND AUTHOR 2 done

    Harsh Daddy · 100問 · 2年前

    IMPORTANT BOOKS AND AUTHOR 2 done

    IMPORTANT BOOKS AND AUTHOR 2 done

    100問 • 2年前
    Harsh Daddy

    PARAMOUNT MODERN HISTORY 5

    PARAMOUNT MODERN HISTORY 5

    Harsh Daddy · 100問 · 2年前

    PARAMOUNT MODERN HISTORY 5

    PARAMOUNT MODERN HISTORY 5

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    Harsh Daddy · 99問 · 2年前

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    Harsh Daddy · 55問 · 2年前

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    問題一覧

  • 1

    First nuclear reactor was established in

    Chicago university

  • 2

    Fissionable fuels

    U²³⁵ & U²³⁹

  • 3

    It decrease the energy of neutron

    Moderator

  • 4

    It is used to absord the excess neutrons produced in fission of uranium nuclues

    Control rod

  • 5

    It absorbs the heat and prevent excessive rise in temperature

    coolant

  • 6

    It is used to produce electric energy from the energy released during fiasion

    Nuclear reactor

  • 7

    A nuclear reactor which can be produce more fissionable fuels that it consumes

    Fast breeder reactor

  • 8

    Energy released by sun or other stars is by

    nuclear fusion

  • 9

    For nuclear fusion temprature of the oder of what is required

    10⁸k

  • 10

    Hydrogen bomb was made in

    1952

  • 11

    Albert Einstein received noble prize of physics in

    1921

  • 12

    Earth receive what joule of energy per second from sun

    4×10⁶

  • 13

    Mass of sun is decreasing at the rate of

    4×10-⁹ kg/s

  • 14

    who gave mass energy relation on basis of special theory of relativity

    Albert Einstein

  • 15

    who said that mass can be converted into energy and vice versa

    Albert Einstein

  • 16

    When magnet is suspenseded freely it aligns itself in the direction of

    North south direction

  • 17

    Where does magnet have less power

    In the middle

  • 18

    Imaginary lines joining two poles of magnet is called

    magnetic axis of magnet

  • 19

    Si unit of magnetism is

    Newton/ampère meter or Weber/meter² or Tesla

  • 20

    Outside the magnet the magnetic lines of force form

    North to south

  • 21

    Inside the magnet the magnetic lines of force form

    South to North Pole

  • 22

    Substance which when placed in a magnetic field acquire feeble magnetism opposite to the direction of Magnetic field

    Diamagnetic substance

  • 23

    Substance which when placed in a magnetic field acquire a feeble magnetism in the direction of the field

    Paramagnetic substance

  • 24

    Substance which when placed in a magnetic field are strongly magnetised in the direction of field

    Ferromagnetic substance

  • 25

    As temperature increases the magnetic property of ferromagnetic substance decreases and above a certain temperature the substance changes into paramagnetic substance, this temperature is called

    curie temperature

  • 26

    As temperature increases the magnetic property of ferromagnetic substance

    Decreases

  • 27

    Our earth south pole is near the geographical

    North Pole

  • 28

    Our earth Nole pole is near the geographical

    south pole

  • 29

    The acute angle between the magnetic Meridian and geographical Meridian at a place

    declination

  • 30

    It is the angle which the resultant earth's magnetic field at a place makes with the horizontal.

    Dip or inclination

  • 31

    At pole the dip is

    90°

  • 32

    At equator the dip is

  • 33

    Lines joining the place of same declination

    isogonic lines

  • 34

    Lines joining the place of zero declination

    Agonic lines

  • 35

    Lines joining the place of same dip

    Isoclinic lines

  • 36

    Lines joining the point of zero dig

    Aclinic lines

  • 37

    Lines joining the place of same value of horizontal component of earth's maflgnetic field

    Isodynamic lines

  • 38

    Si unit of electric current

    ampère

  • 39

    Current is

    scalar quantity

  • 40

    1 ampère equals to

    6.25×10¹⁸ Electron

  • 41

    Si unit of resistance is

    Ohm

  • 42

    Reciprocal of resistance of conductor is

    conductance

  • 43

    Si unit of conductance is

    ohm-¹ / siemen / mho

  • 44

    Si unit of resistance is

    Ohm meter

  • 45

    The reciprocal of resistivity of conductor

    conductivity

  • 46

    1 kilowatt equals to

    3.6×10⁶ joules

  • 47

    ammeter is connected in

    series

  • 48

    resistance to ammeter is

    0

  • 49

    Resistance of voltmeter is

    infinite

  • 50

    Electric fuse are connected in

    series

  • 51

    Pure fuse is made up of

    Tin

  • 52

    Device used to detect and measure small electric current in a circuit

    galvanometer

  • 53

    galvanometer can measure current upto

    10-⁶ ampère

  • 54

    Wire of very small resistance

    Shunt

  • 55

    It can be converted into ammeter by connecting a shunt parallel to it

    Galvanometer

  • 56

    Galvanometer It can be converted into what by connecting a shunt parallel to it

    ammeter

  • 57

    Direction of induced current is determined with the help of

    Fleming right hand rule

  • 58

    what is determined with the help of Fleming right hand rule

    direction of induced current

  • 59

    It is a device which Converts low voltage A.C into High voltage A.C & High voltage A.C into Low voltage A.C

    transformer

  • 60

    This device connects mechanical Energy into electric energy

    A.C dynamo or Generator

  • 61

    This device converts electric energy into mechanical Energy

    electric motor

  • 62

    Converts sound energy into electrical energy

    microphone

  • 63

    Electric field intensity inside a charged hollow conductor is

    0

  • 64

    Si unit of electric potential is

    volt

  • 65

    It is a point in a electric field is the work done in bringing a unit positive charge from infinity to that point

    electric potential

  • 66

    Work done in bringing a unit positive charge from one point to other point

    Potential difference

  • 67

    Charge required to increase the potential of the conductor by unity

    electric capacity

  • 68

    Si unit of electric capacity

    Farad

  • 69

    It is a device which converts chemical energy into electrical energy

    electrochemical cells

  • 70

    Production of electricity by chemical reaction was first discovered by

    Alexandero de Volta

  • 71

    Production of electricity by chemical reaction was first discovered in

    1794

  • 72

    In voltaic cell what is used as cathode

    zinc rod

  • 73

    In voltaic cell what is used as anode

    Zinc rod

  • 74

    Zinc rod and copper rod in voltaic cell are placed in

    sulphuric acid

  • 75

    In a leclanche cell what acts as anode

    carbon rods

  • 76

    In a leclanche cell what acts as cathode

    zinc rod

  • 77

    carbon rod and zinc rod in leclanche cell are placed in

    ammonium chloride

  • 78

    The emf of leclanche cell is

    1.5 volt

  • 79

    Emf of dry cell

    1.5 volts

  • 80

    When Lens is thicker at the middle than the edge it is called

    convex lens

  • 81

    When Lens is thicker at the edge than the middle it is called

    concave Lens

  • 82

    power of lens

    1/f

  • 83

    Si unit of power is

    dioptre

  • 84

    power of convex lens is

    positive

  • 85

    power of concave Lens is

    negative

  • 86

    This rainbow formed due to two refraction and one Total internal reflection of light

    primary rainbow

  • 87

    This rainbow formed due to two refraction and two Total internal reflection of light

    secondary rainbow

  • 88

    Primary colors are

    RBG

  • 89

    Green+ Red

    yellow

  • 90

    Red+blue

    magenta

  • 91

    Blue + Green

    Cyan

  • 92

    Yellow+magenta+cyan

    white

  • 93

    In color television which color is used

    primary

  • 94

    Red rose appears red when viewed in

    white or red light

  • 95

    Red rose appears black when viewed in

    Blue or green light

  • 96

    when light ray la falls on small bodies such as dust particles and they are thorwn out in all directions, this phenomenon is called

    tyndall effect

  • 97

    Scattering of light is max in

    Violet

  • 98

    Scattering of light is min in

    red

  • 99

    Red color of Rising and setting sun is due to

    scattering of light

  • 100

    Lens of human eye consist

    convex lens