問題一覧
1
What should be the resistivity in microohm- cn of a resistor material?
50-150
2
Which of the following is not a reaction type turbine?
Pelton Wheel Turbine
3
What is common alloying element in copper?
Zinc
4
A software that is commonly known as firmware
BIOS
5
Vinegar is solution of H20 and what acid?
Acetic Acid
6
In computing, what is a tape drive?
OCR device
7
What do you call the kind of wire used to bind the service drop to the service point?
Tie Wire
8
What percent of human body is carbon?
18%
9
Which is light metal?
Potassium
10
The change that the system undergoes from one equilibrium state to another is known as
Process
11
When magma rocks cool these rocks are called
Igneous rock
12
The rate of radiation does not depend on which of the following?
The thickness of radiating body
13
A particle is moving with its accelaration parallel to velocity. What is the direction of the particle?
Linear
14
The differential of the shear equation is which of the following?
Load on the beam
15
It is defined as a series of equal payments occuring at equal interval of time
Annuity Certain
16
Most common pressure measuring device use todat
Bourdon tube gauge
17
Galvanized iron is a term referring to iron coated with:
Zinc
18
Change in enthalpy is occurs at a constant
Pressure
19
What structure do both aldehydes and ketones contain?
The carbonyl groups
20
What do you add to compensate for the remaining high iron oxide content of the steel?
deoxidizers
21
Funds applied and used by owners of an enterprise in the expectation that a profit will be earned.
Equity Capital
22
What is the chief ore of tin?
Cassiterite
23
The effect of silicon in cast iron is to
softens iron and increases ductility below 3.25%, hardens iron above 3.25% and increase acid and corrosion resistance above 13%
24
Which of the following correctly describes atoms located at grain boundaries?
all of the above is correct
25
At steam point, the temperature of water and its vapor at standard pressure are:
in equilibrium
26
The Shannon-Hartley law
describes signalling rates
27
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
28
Rigid metal conduit shall be firmly fastened within what distance from each outlet box
900 mm
29
For which type of process is the equation dQ=Tds valid
reversible
30
What is the assigned name for element number 118
oganesson
31
The amount electricity a battery can produced is controlled by the
plate surface area
32
A diagram which shows the variations of the axial load for all sections of the span of a beam, is called
Thrust Diagram
33
The iron that has been cooled quickly from a molten state is known as
White cast iron
34
Which of the following data communications functions is generally provided for in a LAN?
Data link control
35
What refers to the present worth of all the amounts the bondholder will receive through his possession of the bond?
value of the bond
36
The ______ shall be the executive officer of the board
Commisioner
37
What is the distance between two consecutive points in phase on wave called?
wavelenght
38
Service entrance cable shall be supported by straps or other approved means within_____ of every service head, gooseneck or connection to a raceway.
300 mm
39
Ergonomics
Involves the interface between people and machines, such as terminals
40
What is the form of the moment diagram of a beam supported at both ends and carrying a uniformly distributed load?
Parabola
41
Which of the following ratio of forces represents a physical interpretation of the Reynold's number?
inertial/ viscous
42
Where buildings exceed three stories of 15 m in height, overhead I be shall be arranged, so that a clear space at least _____ wide will be left to facilitate the raising of ladders when necessary for fire fighting.
1800 mm
43
What is the system programs used to translate directly an assembly language to machine language called
Assembler
44
The purpose of a preamble in an ethernet is
Clock synchronization
45
The moody diagram is used in fluid mechanics to obtain:
friction factor
46
The cycle generally used for gas turbines is
Brayton cycle
47
In throttling process
All of these
48
When a body is subjected to three mutual and perpendicular stresses, of equal intensity, the ratio of direct stress to the corresponding volumetric strain is known as
Bulk modulus
49
The inplementing Rules and Regulationd (IRR) of RA 7920 was approved under Board Resolution No. ___ series of 1995.
18
50
Codes are always
Agreed upon in advance between sender and receiver
51
Which of the following describes shear stress in Newtonian Fluid?
It is proportional to the velocity gradient at a point of interest
52
What material is used for electroluminescent diodes which can emit either green or red light?
Gallium Phosphide
53
Of the following, which is the only acceptable FORTRAN statements?
READ (5,99)(TOTAL (N), N=1,20)
54
Article III, Rule 7:
Assigment of duties
55
What is the process of heating a hardened steel to any temperature below the lower critical temperature, followed by any desired rate of cooling?
Tempering
56
What is the storage capacity of 3 1/2 floppy disk?
1.44 MB
57
What refers to a metal combined with one or more other elements?
Alloy
58
For a completely corrosion-resistant stainiess steel, what minimum percentage of chromium in the alloy is required?
1.1 %
59
Which of the following conductivities where Sutherland equation is used?
Thermal conductivies of gases
60
Processors with more than two registers for arithmetic and logical operations are classified as:
General register processors
61
In SYD method of computing depreciation, what is the formula in computing the sum-of-years digit with n as the number of useful years of the equipment?
n(n+1)/2
62
Which of the following provides the basis of radiation heat transfer?
Stefan- Boltzmann law
63
What are used for temporary stoarafe of instructions of data?
Registers
64
Which computer slot provides a high speed data pathway that is primarily used for graphics cards?
AGP
65
The CPM was developed by Rand and Walker in what year?
1957
66
Max Planck made the revolutionary discovery that the energy of vibrating molecules involved in blackbody radiation existed only in which of the following?
Multiples of certain fixed amounts
67
The chrome-vanadium steels contain how many percent of vanadium?
0.15 to 0.30
68
In what year was PERT developed?
1958
69
What ASTM test for tension is designated for plastics?
D638
70
Which of the following groups in the periodic table the most strongly electronegative elements?
Group VIIA
71
Yellow brass contains approximately how many percent of zinc?
30 %
72
Which of the following values characterize the state of the system?
Property
73
The circuit conductors between the final overcurrent device protecting the circuit and the outlet(s).
Branch Circuit
74
A conducting connection, whether intentional or accidental, between an electrical circuit or equipment and the earth, or to some conducting body that serves in place of the earth.
Ground
75
Which of these elements has the highest atomic number?
Plutonium
76
The condition of equilibrium or motion of a rigid body remains unchanged if a force acting at a given point of the rigid body is replaced by a force of same magnitude and direction, but acting at a different point provided that the two forces have the same line of action. This statement is known as
Principle of transmissibility
77
The property of a material which allows it to be drawn into smaller section is called
Ductility
78
Which of the following is an instruction that causes data to be brought from memory into an accumulator register?
LOAD
79
May is declared as the electrical safety month in virtue of____signed by Pres. Benigno Aquino III last June 27, 2011 for the reason of informing the public A. RA 7920
Proclamation No. 193
80
What is the amount of heat needed to turn 1 kg of the substance as its melting point from the solid to the liquid state?
Heat of Fusion
81
The purpose of copper in steel alloying is to increase
atmospheric corrosion resistance
82
What impurity in steel can cause “red shortness” which means the steel becomes unworkable at high temperature?
Sulfur
83
Aluminum can be added to the steel to produce
Killed Steel
84
What system in which there is no exchange of matter with the surrounding or mass does not cross its boundaries?
Closed System
85
Which of the following is not a function of computer?
Understanding
86
Impulse type turbine named after his creator
Pelton
87
Reversed Joule cycle is also known as
Bell- Coleman Cycle
88
An empty glass was initially place with a cube of ice. A water was filled into a glass such that the ice at the tip of the glass. What will happen after the ice melts?
Nothing Spilled
89
The element that is practically insoluble in solid copper known as
Lead
90
Which is not a programming language?
LOTUS
91
What is the form of the moment diagram of a beam supported of both ends without external load?
Linear
92
A branch of hydraulics which deals with the study of pure motion in liquids.
Hydrodynamics
93
The study of mechanics of fluids which deals with velocities and streamlines without considering forces or energy
Kinematics
94
Fastest internet connection for home users nowadays.
FTTH
95
An inventor clams to extract 100 kJ of energy from 30°C sea water and generate 7 kJ of heat while rejecting 93 kJ to a 10°C stratum. The scheme fails because:
It violates the second law
96
In cold working of metals
strength and hardness of steel is increased
97
Which of the following is an example of an integrity violation of e-commerce security?
An unauthorized person intercepts an online communication and changes its content
98
What is the chemical formula of Sulfuric acid?
H2SO4
99
XYZ Corporation is applying for a short term loan. In reviewing XYZ Corporation’s financial records, bank ABC finds a current ratio of 2.0, an acid test ratio of 0.5, and an account receivable period of 70 days. What should the banker do? I. suggest that XYZ Corporation lower its inventories II. suggest that XYZ Corporation be more aggressive in collecting on its invoices
Both I and II
100
Which of the following classes of mass memory devices used a laser beam to write and read onto a specified coated disk?
Optical Disk Memory