暗記メーカー
ログイン
GEAS_ME1 & ME2
  • Loloysan

  • 問題数 100 • 5/16/2024

    記憶度

    完璧

    15

    覚えた

    35

    うろ覚え

    0

    苦手

    0

    未解答

    0

    アカウント登録して、解答結果を保存しよう

    問題一覧

  • 1

    The strengthening process involving the formation of fine distribution of a second phase is called ______.

    Precipitation hardening

  • 2

    The temperature above which a ferromagnetic material must be heated to lost is ferromagnetism is called the _____.

    Curie temperature

  • 3

    The strong magnetic behavior exhibited by permanent magnets is called _______.

    Ferromagnetism

  • 4

    What refers to the measure of the atom’s tendency to attract an additional electron?

    Electron affinity

  • 5

    Which of the following is NOT a noble gas?

    Antimony

  • 6

    The most electronegative element among the following is:

    Fluorine

  • 7

    The ionization energy is _________ to the atomic size of atom.

    inversely proportional

  • 8

    A motorist starts a trip on a cold morning when the temperature is 4 degrees Celsius and she checks her tire pressure at a gas station and finds the pressure gauge reads 32 psi. After driving all day, her tires heat up and by afternoon the tire temperature has risen to 50 degrees Celsius. Assuming the tire volume is constant, to what pressure will the air in the tires have risen?

    54.8 psia

  • 9

    How many grams of oxygen are there in 2.5 moles of Ca(NO3)2? (Ca =

    240 g

  • 10

    Calculate the oxygen pressure in a mixture of 0.500 mol of oxygen and 0.750 mol of nitrogen with a total pressure of 40.0 kPa.

    16.0 kPa

  • 11

    The properties of a material that do not change when the amount of substance changes is called _______ properties.

    intensive

  • 12

    What happens to the pressure of a sample of helium gas if the temperature is increased from 200 K to 800 K, with no change in volume?

    P will increase by a factor of 4

  • 13

    Calculate the mass at STP, in grams, of 230 ml of Cl2 gas at 20°C and 740 torr pressure.

    0.662 g

  • 14

    What would be the number of moles of chlorine gas present if the gas fills a 75-ml flask having a pressure of 755 mmHg and a temperature of 100°C?

    0.00243

  • 15

    A 400 kN block is resting on a rough horizontal surface for which the coefficient of friction is 0.40. Determine the force P required to cause motion to impend if applied to the block.

    160 kN

  • 16

    The rate of change in momentum is directly proportional to the impressed force, and takes place in the same direction in which the force acts. This statement is known as ______.

    The Law of Acceleration

  • 17

    What is the sign of the focal length for convex spherical mirrors?

    Negative

  • 18

    This phenomenon is evident in making and designing plane and spherical mirrors.

    Reflection

  • 19

    Which one of the following statements is true concerning the motion of an ideal projectile launched at an angle of 45° to the horizontal?

    The vertical speed decreases on the way up and increases on the way down.

  • 20

    The area between the graph and the time axis of a velocity versus time graph gives the ______.

    displacement

  • 21

    The coefficient of static friction between a box and a ramp is 0.5. The ramp’s incline angle is 30°. If the box is placed at rest on the ramp, the box will

    accelerate down the ramp

  • 22

    A crate of mass 100 kg rests on the floor. The coefficient of static friction is 0.4. If a force of 250 N (parallel to the floor) is applied to the crate, what’s the magnitude of the force of static friction on the crate?

    250 N

  • 23

    A rotating, rigid body makes one complete revolution in 2 s. What is the average angular velocity in rad/s?

    Pi

  • 24

    The slope of a velocity versus time graph gives the ______.

    acceleration

  • 25

    In which of these situations can an 8-bit system correctly access more than 128 different integers?

    when the integers are in the range of [-255, 0]

  • 26

    What is the final value of Y in terms of X INPUT X Y = 0 Z = x+1 FOR K = 1 TO Z Y = Y+Z NEXT K Y = Y-(2*Z-1)

  • 27

    Which of the following is the ground state electron configuration of a copper atom?

    1s²2s²2p⁶3s²3p⁶4s¹3d¹⁰

  • 28

    Describe what will happen to the light ray traveling from one medium to another if the second medium has a higher index of refraction than the first medium.

    Light will bend towards the normal line.

  • 29

    Images produced by convex mirrors are always

    Smaller than the object

  • 30

    A flashlight and the lights in a car use a ______ mirror to create a beam of light.

    Concave

  • 31

    Which of the following colors represents the greatest value in terms of wavelength?

    Red

  • 32

    Which of the following is an example of top-down approach for the preparation of nanomaterials?

    Mechanical Grinding

  • 33

    Which layer of the atmosphere is greatly affected by air pollution?

    Troposhere

  • 34

    The computer language that is executed within a computer's central processing unit is called.

    A machine language

  • 35

    Which of the following terms is best defined as a formula or set of steps for solving a particular problem?

    Algorithm

  • 36

    Only about 20% of the potential energy of gasoline is used in powering an automobile. The remaining energy is lost as low-quality heat. This is an example of the ____.

    Second law of thermodynamics

  • 37

    Which of the following is NOT an advantage of nuclear fusion?

    None of the choices

  • 38

    Particulates (<1μm size) remaining suspended in air indefinitely and transported by wind currents are called ____.

    Aerosols

  • 39

    A block of mass 2 kg slides on an inclined plane that makes a 30- degree angle with the horizontal. If the coefficient of friction between the block and the plane is 0.86, what should be the force parallel to the plane applied to the block so that it moves up the plane without any acceleration?

    24.4N

  • 40

    A common unit of energy is the electronvolt. 1 eV = _____ J.

    1.6 x 10-19

  • 41

    A sound wave with a frequency of 343 Hz travels through the air. What is its wavelength?

    1 m

  • 42

    From a height of 100 m, a ball is thrown horizontally with an initial speed of 15 m/s. How far does it travel horizontally in the first 2 seconds?

    30 m

  • 43

    A car is traveling in a straight line along a highway at a speed of 20 m/s. The driver steps on the gas pedal and, 3 seconds later, the car’s speed is 32 m/s. Find its average acceleration.

    4 m/s2

  • 44

    A stone is thrown horizontally with an initial speed of 30 m/s from a bridge. Find the stone’s total speed when it enters the water 4 seconds later. (Ignore air resistance).

    50 m/s

  • 45

    A car is traveling in a straight line along a highway at a constant speed of 80 miles per hour for 10 seconds. Find its acceleration.

    0

  • 46

    A car is traveling at 20 m/s away from a stationary observer. If the car’s horn emits a frequency of 600 Hz, what frequency will the observer hear? (Use v = 340 m/s for the speed of sound.)

    (34/36)(600 Hz)

  • 47

    What is the wavelength of an X-ray whose frequency is 1.0 × 1018 Hz?

    3.0 x 10^-10 Hz

  • 48

    Light travels ______ in matter than in vacuum.

    slower

  • 49

    e^x

  • 50

    The most general thermodynamic process is _____.

    Polytropic

  • 51

    In considering your target market, a describes two or more customer segments that are linked but independent of each other

    Multisided market

  • 52

    What is the coordination number of a face- centered cubic unit cell?

    12

  • 53

    Which of the following statements define environmental chemistry?

    study of chemical reactions that occur in water, air, land, biological habitats, and human activities

  • 54

    The command ‘pedit’ is used for _______________

    editing of poly line properties

  • 55

    The statement of cash flows is divided into _________ activities.

    operating, investing, and financing

  • 56

    A 6 inch copper wire is stretched to a total length of 6.05 inches. What is the strain?

    0.0083

  • 57

    ________ is a doctrine in copyright law that permits limited use of copyrighted material without having to first acquire permission from the copyright holder.

    Fair Use

  • 58

    How many sections are there in R.A. 9292?

    43

  • 59

    Which of the following flows is also called sanitary sewage?

    Dry weather flow

  • 60

    The Practice of the Profession is provided in what section of R. A. No. 9292?

    Section 27

  • 61

    During the tension deformation of a metal test bar, necking occurs when_____.

    The ultimate tensile strength is reached

  • 62

    The most common file extension for CAD drawings consisting of vector image data. This is the native format for most CAD applications.

    .dwg

  • 63

    According to Book 2 of the Philippine Electronics Code, a sufficient number of audible notification appliances shall be used to produce a minimum of ____ dBA, or 10 DB above ambient noise level having a duration of at least ____ seconds, whichever is greater.

    65, 30

  • 64

    What tensile stress is required to produce a strain of 8 x 10-5 in aluminum? Young’s modulus of aluminum is 70 GPa.

    5.6 MPa

  • 65

    An engineer who enjoys a good reputation for his many years of work in constructing large public buildings and who is currently engaged in the conversion of an old school into a condominium is asked by a neighbor to interior design her 80-year old, 12-room house. What should the engineer do?

    Turn down the job

  • 66

    A bank gives a loan to a company to purchase equipment worth P 10,000,000 at an interest rate of 18% compounded annually. This amount should be repaid in 15 yearly equal installments. Find the installment amount that the company has to pay to the bank.

    P 1,964,000

  • 67

    Donald's Shawarma Stand started the year with total assets of P210,000 and total liabilities of P120,000. During the year, the business recorded P330,000 in revenues, P165,000 in expenses, and dividends of P60,000. What is the company's net income?

    P 165,000

  • 68

    RA 9514 is also known as the ____.

    Revised Fire Code of the Philippines

  • 69

    This includes first cost and later expenditures that have substantial and enduring value (generally more than one year) for upgrading, expanding, or changing the functional use of a facility, product, or process.

    Investment cost

  • 70

    What is the title of Book 2 (Volume 2) of the Philippine Electronics Code?

    Fire Detection and Alarm System

  • 71

    The sum of those costs, including consequential costs such as schedule impact, associated with the rejection or rework of a product, process, or service due to a departure from established requirements.

    Deviation costs

  • 72

    Which type of load is NOT resisted by a pinned joint?

    Moment

  • 73

    A P50,000 bond is being sold. The interest rate given to the holder is 8% (P2,000 to the bond holder every 6 months). The bond life is 10 years. At that time, the owner will receive the P50,000 back plus the last P2,000 interest payment. If your minimum interest rate is 12% compounded semiannually, what would you pay for the bond?

    P 38,530.80

  • 74

    A circular shaft subjected to pure torsion will display which of the following?

    Maximum shear stress at the outer fiber

  • 75

    When carbon is dissolved in iron to a concentration of 0.5 weight percent carbon and the alloy is heated to 900 degrees Celsius, what phase is present?

    Austenite

  • 76

    A 3 mm thick aluminum sheet is cut with a 4 cm diameter round punch. If the punch exerts a force of 6 kN, what is the shear stress in the sheet?

    15.9 MPa

  • 77

    If the load on a test material is carried beyond the ultimate tensile strength of the material, it will

    Continue bending until strain failure occurs

  • 78

    Miss Ella who is now 35 years old is planning for her retired life. She plans to invest an equal sum of P 10,000 at the end of every year for the next 25 years starting from the end of next year. The bank gives 20% interest rate, compounded annually. Find the maturity value of her account when she is 60 years old.

    P 4,719,810

  • 79

    A person wishes to have a future sum of P 1,000,000 for his son’s education after 10 years from now. What is the single payment that he should deposit now so that he gets the desired amount after 10 years? The bank gives a 15% interest rate compounded annually.

    P 247,200

  • 80

    The specific weight of a fluid is

    The weight of the fluid per unit volume

  • 81

    The method of computing depreciation in which the annual charge is a fixed percentage of the depreciated book value at the beginning of the year to which the depreciation applies.

    Declining balance depreciation

  • 82

    The maximum torque on a 15 cm diameter solid shaft is 13500 N-m. What is the maximum shear stress in the shaft?

    20.4 MPa

  • 83

    When is the approval date of R.A. 9292?

    April 17, 2004

  • 84

    The command ‘Explode’ is used for _________________________

    breaking a poly line into individual segments

  • 85

    The major pathways of exposure to toxic agents are: I. Inhalation, II. Ingestion, III. Whole body, IV. Skin absorption, V. eyes and hands

    I, II, IV

  • 86

    The value [(1 + i)n - 1]/[i(1 + i)n] is known as _________.

    uniform series present worth factor

  • 87

    Decisions for which the analyst elects to consider several possible futures, the probabilities of which cannot be estimated.

    Decisions under uncertainty and risk

  • 88

    What factor should you use if you want to solve for the uniform series value given a future value?

    Sinking Fund Factor

  • 89

    The angle between isometric axes is ________ degrees.

    120

  • 90

    ______ refers to other act of transmitting misleading or inaccurate information about the source of the phone call or text message, with the intent to defraud, cause harm or wrongfully obtain anything of value.

    Spoofing

  • 91

    The Penal Provision of R. A. No. 9292 is provided in what section of the law?

    Section 35

  • 92

    Why is carbon dioxide called a greenhouse gas?

    Because they absorb heat

  • 93

    The strengthening process involving the formation of fine distribution of a second phase is called____

    Precipitation hardening

  • 94

    The ethical responsibility of an engineer (ranked from highest to least important) is to:

    (1) Society (2) Client (3) Profession (4) Yourself

  • 95

    The command which is used to create a round corner between two lines is __________

    Fillet

  • 96

    Which of the following types of bonding is characterized by a strong attraction between a lattice of positive ions and a sea of delocalized electrons?

    Metallic

  • 97

    In which process of water softening, the chemicals are added to remove hardness from water?

    Lime soda process

  • 98

    The date of effectivity of the Implementing Rules and Regulations (PRC resolution 1032) of the CPD Act of 2016 (RA 10912)

    March 15, 2017

  • 99

    Which of the following elements does not have a face-centered cubic structure?

    Sodium

  • 100

    A high-end gaming laptop was purchased for P200,000 and has an expected life of 7 years. At the end of 7 years, the salvage value is estimated to be P9,200. According to straight line depreciation and sinking fund depreciation, what is the book value of the computer at the end of 4 years? Interest is 3% per year.

    P 90,971.43; P 95,825.13