問題一覧
1
What does "DTML" means?
Diode Transistor Micro Logic
2
When an input signal A = 10100 is applied to a NOT gate, its output signal will be _____
01011
3
_____ are round pieces of flat plastic that store data and program as magnetized spots.
floppy disk
4
The ores from which Titanium is obtained is?
Limanite
5
What is the measure of the lumen output per watt input produced by the light source?
efficacy
6
What is used for predicting the behavior of non ideal gases?
Compresseibilty factor
7
Which of the following is NOT a dimensionless parameter?
Kinematic viscosity
8
The volumetric change of the fluid caused by a resistance is called
Adhesion
9
The binary coding scheme most common used in microcomputers is called ____
ASCII
10
substance which gives up protons to another substance is called
Acid
11
When two bodies, isolated from other environment, are in thermal equilibrium with the third body, the two are in thermal equilibrium with each other. What do you call this statement?
Zeroth law of thermodynamics
12
Which of the following provides the basis for measuring thermodynamic property of temperature?
Zeroth law of thermodynamics
13
Cross-linking of natural rubber is known as:
Vulcanization
14
An Erickson cycle has:
Two isothermal and two constant pressure processes
15
Poisson's ratio is tha ratio of the ___
Unit lateral deformation to the unit longitudinal deformation
16
A graphical representation of stream flow against time is known as
Hydrograph
17
Poisson's ratio is principally used in
Stress-strain relationships where stresses are applied in more than one direction
18
The units for dynamic viscosity is
Pa.sec
19
What does "TTL" means
Transistor Logic
20
It is the internal resisting moment of a beam. It is opposite in the sense to the bending moment but of the same magnitude.
Moment of resistance
21
Otto cycle consists of:
Two isentropic and two constant volume processes
22
____ data is collected over several days or weeks and then processed all at one time.
Batch
23
"Modulus of resilence" is:
measure of a materials ability to store strain energy
24
A ductile fracture is charecterized by
Appreciableq plastic deformation prior to propagatión of crack
25
A type of flow in which individual fluid particles take random path
Turbulent flow
26
The stress in an elastic material is:
inversely proportional to the material's yield strength
27
Which of the following engines is the least efficient?
Gasoline engine
28
When evaporation takes place within an enclosed space, the partial pressure created by the vapor molecules is called
Vapor pressure
29
A sterling cycle has
Two isothermal and two constant volume processes
30
What element is known as the lightest metal?
Lithium
31
"It is impossible to construct a heat engine that operates in a cycle and receives a given - quantity of heat from a high temperature body and does equal amount of work" The above statement is known as:
Kelvin-Plank Law
32
When shear force is zero along a section, the bending moment at that section will be
Minimum or Maximum
33
Fatigue failure when a part is subjected to
Compressive stress
34
What do you call earth and stone mixed with the iron oxide?
Gangue
35
"The same pressure and temperature equal volumes of August as cooking equal number of molecules ". This is known as:
Avogadro's law
36
Which of the following statements regarding organic substances is FALSE?
Organic matter is generally stable at very high temperature
37
Which of the following engines is the most efficient
Carnot engine
38
The intensity of stress that causes unit strain is known as
Modulus of elasticity
39
A body having identical properties all over it is called ____.
Homogenous
40
The most important element that controls the physical properties of steel is
Carbon
41
The processed involved in the transfer of moisture from the sea to the land and back to the sea again is known as
Hydrologic cycle
42
In any process, the maximum amount of heat that can be converted into mechanical energy
Depends on the intake and exhaust temperature
43
What market situation exists where there are few sellers and few buyers?
Bilateral Oligopoly
44
An e-mail address should consist of which of the following?
User name and domain name
45
The device which measure the acid content of the cell is called ____
Hydrometer
46
An ideal fluid is one that
Frictionless and incompressible
47
Diesel cycle consists of
Two isentropic, one constant volume, one constant pressure process
48
Hastelloy contains
Nickel & moylbdenum
49
The critical point for a mixture occurs for which of the following cases?
The vapor and liquid exist in a single form
50
Addition of lead and bismuth to aluminum results in
Improving machinability
51
Are compounds of carbon and hydrogen containing only carbon-carbon single bonds?
Alkanes
52
A man is standing near the edge of a uniformly rotating platform about an axis passing through its center. The speed of rotation of the platform will decrease if he:
Accepts heavy bag from one man standing nearby and hold it in his hand
53
Which of the following is most likely to prove that a substance is inorganic?
The substance is heated together with copper oxide and the resulting gases are found to have no effect on limestone
54
The triple point of a substance is the temperature and pressure at which
The solid does not melt, the liquid does not bail and the gas does not condense
55
What refers to the computers use of hard disk storage to simulate RAM?
Virtual memory
56
In a long column (slenderness ratio > 160) which of the following has the greatest influence on its tendency to buckle under a compressive load.
The length of the column
57
A special file that is used by the operating system to store the physical location of all the files on a storage medium, such as a hard disk or floppy disk is called
File allocation table
58
If a material recovers its original, dimensions, when the load is removed, it is called
Elastic
59
The continuity equation is applicable to __
Conservation of mass
60
The hydraulic radius is given by ____
Area divided by wetted perimeter
61
A Camot cycle consists of the following which one is NOT?
Reversible constant heat addition
62
Which of the following engines is the least efficient ?
Gasoline engine
63
What register holds the data being written into or read out of the addressed memory location?
Memory data register
64
An element may be defined as a substance, all atoms of which have the same
Atomic number
65
The thermodynamic cycle used in a thermal power plant is?
Rankine
66
The area of the shear diagram of a beam between any two points on the beam is equal to:
Change in moment between the two points
67
The mass of a certain object is 10 grams, What would its mass when taken to the planet Mars?
10 grams
68
According to Kepler's Law of motion the square of the time period "T of a planet around the sun is proportional to the ___
Cube of the mean distance of planet from sun
69
It is the property of absorbing moisture from atmosphere?
Porosity
70
An element maybe defines as a substance, all atoms of which have the same:
Atomic number
71
What type of file has a record of website activity?
Cookie file
72
Hoop stress refers to __
Circumferential tensile stress
73
What is the term for a high-speed memory used to store a smali amount of data temporarily so that the data can be retrieved quickly?
Scratchpad memory
74
In a complete heat engine cycle, which of the following is the area enclosed by the PV-diagram?
The work done by the engine per cycle
75
Hydrometer is used to find out ___
Specific gravity of liquids
76
Brayton cycle has:
Two isentropic and two constant pressure processes
77
Cavitation is the result of
static pressure in a fluid becoming less than fluid vapor pressure
78
The machinability of steel can be increased by ___
Phosphorus, Lead and sulfur
79
A beam, securely fastened to a wall, is subjected to three-dimensional loading. How many components of reaction are possible?
Six
80
The pitot tube is a device used for measurement of ___
Velocity
81
A flow in which the individual fluid particles follow straight line path is known as
Laminar flow
82
What does "CMOS" means?
Complimentary Metal-Oxide Semiconductor
83
What is a large computer called?
A main frame computer
84
The true value of interest rate computed by equations for compound interest for a 1-year period is known as _____
Effective interest
85
Elements which generally exhibits multiple oxidation state are ___
Transition elements
86
What is the term used to describe the moving of software from another computer to your own computer?
Downloading
87
Formation which contains and transmit ground water are known as
Aquifers
88
A branch of mechanics with deals with the laws governing the behaviors of water and other liquids in the states of rest and motion.
Hydraulics
89
An Angstrom unit, commonly used for atomic and sub-atomic distances is:
10^-9 m
90
What is a coal that has been previously burned in an oxygen-poor environment?
Coke
91
Select the one that has no unit
Strain
92
A branch of hydraulics which deals with the study of forces (including velocity and acceleration) exerted upon by or upon liquids in motion.
Hydrodynamics
93
Which cycle is generally used for gas turbine?
Brayton cycle
94
A megabyte is exactly ___ bytes.
1,048,576
95
which off the following is the strongest type of bonds
Covalent
96
Which of the following statements regarding organic substances is FALSE?
Organic matter is generally stable at very high temperature
97
The behavior of metals where in strength of a metal is increased and the ductility is decreased on heating at a relatively low temperature after cold working, is called
Strain aging
98
Which of the following is the process that cannot be found in a carnot engine cycle
Isobaric expansion
99
When a source of sound is moving with respect to an observer or an observer is moving with respect to the source, the pitch of sound heard by the observer is different from the pitch heard when the source and observer are both at rest. What do you call this change in frequency caused by the motion?
Doppler effect
100
A deuteron is ___
A nucleus containing a neutron and a proton