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WorksheetsESAS 1
Total questions: 68
Worksheet time: 34mins
Name
Class
Date
1.
What physical property of a material that to the point at which a material liquefies on heating or solidifies on cooling?
a)
Refractive Index
b)
Melting Point
c)
Specific Heat
d)
Curie Point
2.
What refers to the establishing interrelationships between people and things in such a wat that human and materials resources are effectively focused toward achieving the goal of the company?
a)
Planning
b)
Leading
c)
Controlling
d)
Organizing
3.
The “earth best defines of which of the following term?
a)
ground
b)
bonding
c)
ground electrode
d)
grounded conductor
4.
What is another term for modulus of rigidity?
a)
Shear modulus
b)
Modulus of elasticity
c)
Bulk modulus
d)
Young’s modulus
5.
An open system first law should be utilized for all the following except:
a)
nozzle
b)
a turbine
c)
a piston-cylinder device with no inlet/exhaust valves
d)
a compressor
6.
Which of the following in thermodynamics is considered as the heat content of a system?
a)
Entropy
b)
Molar heat
c)
Enthalpy
d)
Internal heat
7.
How tall does a wall mirror have to be in order for you to see all of yourself in the mirror? Imagine you stand a distance “d” from the mirror and your height is “h” and L is the length of the of mirror required.
a)
L = 1/3 h
b)
L = 1/5 h
c)
L = 1/2 h
d)
L = 1/4 h
8.
An electric heater uses 8.0A when connected across 220V. Determine the resistance.
a)
32.5 ohm
b)
30 ohm
c)
27.5 ohm
d)
25 ohm
9.
The clearance between conductors and roof where the service conductors are passing over roofs must be ________ mm.
a)
1500
b)
1000
c)
2000
d)
2500
10.
What law states that for all adiabatic processes between two specified states of a closed system, the net work done is the same regardless of the nature of the closed system and the details of the process?
a)
First law of thermodynamics
b)
Second law of thermodynamics
c)
Fourth law of thermodynamics
d)
Third law of thermodynamics
11.
The amount of property in which a willing buyer will pay to a willing seller for the property when neither one is under the compulsion to buy nor to sell is called ______ value.
a)
Good will value
b)
Book value
c)
Fair value
d)
Market value
12.
“An external pressure exerted on a fluid is transmitted uniformly throughout the volume of the fluid”. This statement is known as _____________.
a)
Bernoulli’s theorem
b)
Toricelli’s theorem
c)
Archimedes’ principle
d)
Pascal’s principle
13.
Which of the following Republic Act that provide framework for the restructuring of the electric power industry including privatization of the assets of NPC, the transition to the desired competitive structure?
a)
8981
b)
9136
c)
7832
d)
7920
14.
Which of the following reason/s why reactions generally proceed faster at higher temperature?
I. the molecules collide more frequently
II. The activation energy is less
a)
II only
b)
either I or II
c)
I only
d)
both I and II
15.
Which of the following is CORRECT regarding the sizing of the rating of the overcurrent protective device of a circuit?
a)
125% of the non-continuous load plus 80% of the continuous load
b)
125% of the continuous load plus 80% of the non-continuous load
c)
125% of the non-continuous load plus 100% of the continuous load
d)
125% of the continuous load plus 100% of the non-continuous load
16.
Which of the following cast iron is heat-treated for ductility?
a)
White
b)
Malleable
c)
Gray
d)
Ductile
17.
A megabyte is exactly ____________ bytes.
a)
1,048,576
b)
1,084,567
c)
1,000,000
d)
999,999
18.
If a horizontal force of 100N was needed to keep an object weighing 270 N sliding at constant speed over a horizontal surface, then what was the coefficient of sliding friction?
a)
0.31
b)
0.35
c)
0.37
d)
0.33
19.
The temperature of a body measured to be 26°C. Determine the temperature in °F.
a)
82.5
b)
80.6
c)
78.8
d)
75.2
20.
If P 300 is earned in three months in an investment of P 12, 000, what is annual rate of simple interest?
a)
8%
b)
10%
c)
12%
d)
14%
21.
Which of the following does “NOT” affect the owner’s equity?
a)
Expense to get license to start operation
b)
License to start the business
c)
Dividend paid
d)
Invested capital
22.
Hooke’s law for an isotropic homogeneous medium expressing one-dimensional stress is?
a)
Stress = E (strain)
b)
Strain energy = E (internal energy)
c)
Internal Energy = E (Strain energy)
d)
Strain = E (stress)
23.
What principle states that the electrons fill the orbitals, one at a time, starting with the lowest orbital then proceeding to the one with higher energy?
a)
Pauli exclusion principle
b)
Aufbau principle
c)
Kinetic molecular theory
d)
Uncertainty principle
24.
For small discharge at high pressure, the pump preferred is:
a)
Reciprocating Pump
b)
Axial Flow Pump
c)
Centrifugal Pump
d)
Propeller Pump
25.
The warning category is for when there is a risk, but it is not as severe or immediate as when danger is used. The safety color issued by OSHA associated with warning is
a)
Yellow
b)
Fluorescent Orange
c)
Red
d)
Orange
26.
The electric power industry is divided into how many sectors?
a)
6
b)
5
c)
3
d)
4
27.
For a submerged body, if the metacentre is below the center of the gravity, the equilibrium is called _______
a)
none of these
b)
stable
c)
neutral
d)
unstable
28.
The nucleus of an atom consist of
a)
electrons and protons
b)
protons, electrons, and neutrons
c)
electrons and neutron
d)
protons and neutrons
29.
Bronze is an alloy of:
a)
Cu and Zn
b)
Ag and Al
c)
Cu and Ag
d)
Cu and Sn
30.
Article II, Section 5 – Code of Ethics states that: An Electrical Engineer shall honestly advise his clients or employer if specialized work is called for to engage the _________ of competent experts and specialists, and once engaged he shall cooperate with them in the interest of his client or employer.
a)
information
b)
experience
c)
cooperation
d)
services
31.
Shock is defined as an abnormal condition of the body where:
a)
The heart stops beating normally, and “quivers” instead
b)
There is insufficient blood delivered to the body’s cells
c)
The lungs are unable to process oxygen properly
d)
The muscles in the body have “frozen” and will not move
32.
A technician has installed a new video card and the computer will now only boot into VGA mode. Which of the following may be the cause of the problems?
a)
The incorrect drivers are installed
b)
The external monitor is not compatible
c)
There is an operating system incompatibility
d)
The new card is not DVI compatible Which of the following is not an extensive property:
e)
Momentum
33.
Which of the following is not an extensive property:
a)
Momentum
b)
Volume
c)
Temperature
d)
Internal energy
34.
Which of the following corresponds to the meaning of annuity?
a)
A lump sum at the end of the year
b)
The future worth of a present amount
c)
A series of uniform amounts over a period of time
d)
An annual repayment of the loan
35.
What is the protective device designed to protect an individual against electric shock?
a)
AFCI
b)
Differential Relay
c)
GFCI
d)
Circuit Breaker
36.
Which of the following statements about work for a quassiequilibrium process is incorrect?
a)
Work is always zero for a constant-volume process
b)
Work is the area under a P-T diagram
c)
Work is a path function
d)
The differential of work is inexact
37.
What foes PRBEE stands for?
a)
Professional Regulating Board of Electrical Engineering
b)
Philippine Regulatory Board of Electrical Engineering
c)
Professional Regulatory Board of Electrical Engineering
d)
Philippine Regulating Board of Electrical Engineering
38.
Under very slow deformation and at high temperature, it is possible to have some plastic flow in a crystal at a shear stress lower than the critical shear stress. What is the phenomenon called?
a)
creep
b)
bending
c)
slip
d)
twinning
39.
The ability to meet debts as the become due is known as __________.
a)
Leverage
b)
Liquidity
c)
Insolvency
d)
Solvency
40.
The maximum bending moment in a simple supported beam of span L and carrying a concentrated load “W” is
a)
2WL
b)
WL
c)
WL/4
d)
WL/2
41.
The ampacity of the fuse should be 125% of the continuous load current is covered by
a)
installation design
b)
manufacturing design
c)
construction design
d)
wiring design
42.
One Newton is equivalent to
a)
10^6 dyne
b)
10^7 dyne
c)
10^5 dyne
d)
10^8 dyne
43.
Which of the following is used to check spelling?
a)
F7
b)
F5
c)
F2
d)
F11
44.
When a part is constrained to move when heated, it develops
a)
shear stress
b)
principal stress
c)
compressive stress
d)
tensile stress
45.
Most wires used in residential house wiring are usually insulated by which of the following?
a)
Thermoplastic
b)
Cotton
c)
Asbestos
d)
Varnised cambric
46.
BIOS stands for
a)
Base Input Output Society
b)
Basic Input Output Society
c)
Basic Input Output System
d)
Base Input Output System
47.
The first metal used by man was
a)
Copper
b)
Gold
c)
Bronze
d)
Iron
48.
HTTP:// is an identifier that appears at the beginning of the most Web page. What does HTTP stands for?
a)
Hypertext Time Protocol
b)
Hypertime Text Protocol
c)
Hypertext Transfer Protocol
d)
Hypertext Transmission Process
49.
Galvanized steel are steel products coated with _________.
a)
Nickel
b)
Zinc
c)
Sulfur
d)
Carbon
50.
After installing a new modem and router to a computer, what is the order of turning on?
a)
computer, modem, router
b)
router, modem, computer
c)
modem, computer, router
d)
modem, router, computer
51.
Which of the following does not have electric charge?
a)
molecule
b)
electron
c)
proton
d)
neutron
52.
May is declared as the electrical safety month in virtue of ________ signed by Pres. Benigno Auquino III last June 27, 2011 for the reason of informing the public of the real reason of faulty electrical wiring.
a)
Proclamation no. 193
b)
RA 7920
c)
RA 184
d)
Proclamation no. 183
53.
What is the entropy of a pure substance at a temperature of absolute zero?
a)
Infinity
b)
Undefined
c)
Unity
d)
Zero
54.
Any electric circuit that controls any other circuit through a relay is called a:
a)
Power circuit
b)
Overload relay
c)
Remote-control circuit
d)
Motor control circuit
55.
Which of the following colors of insulation or marking are permitted to identify “hot” phase conductors in conduit wiring methods?
a)
Black, red, and blue for 120/208-volt systems
b)
All of these
c)
Any colors except white, gray, or green
d)
Yellow, orange, and brown for 277/480-volt systems
56.
Which of the following is true?
a)
The screw shell of a lampholder may support a fixture weighing 6 pounds.
b)
Plastic water piper is approved to be used for electrical conduit.
c)
EMT may be threaded
d)
The “white” colored conductor connected to the silver colored post on a duplex receptacle on a 120 v two-wire branch circuit is called the “neutral” conductor.
57.
A lighting fixture is to be controlled independently from two different locations. The type of switch required in each of the two locations is a _______.
a)
Single-throw, single-pole
b)
Double-throw, single pole
c)
Double-pole, double-throw
d)
Single-Throw, double-pole
58.
Which of the following are acceptable as FORTRAN integer variables?
NINA
II. A+10
III. INTEGER
IV. 2813
V. A160
a)
I and III
b)
I, III, and V
c)
I and V
d)
I only
59.
In queuing process of customers in a store, what statistical pattern will most likely describe the arrival of customers over time?
a)
the Poisson distribution
b)
the uniform law of probability
c)
the exponential distribution
d)
the normal law of probability
60.
Queueing theory provides a large number of alternative mathematical models for describing which of the following?
a)
network problems
b)
probabilistic service facilities
c)
waiting line problems
d)
probabilistic arrivals
61.
Which of the following is the definition of a joule?
a)
a N-m
b)
a kg-m/s^2
c)
a rate of change of energy
d)
a unit of power
62.
The specific heat at constant volume is
a)
the amount of heat required to raise the temperature of unit mass of gas through one degree, at constant volume.
b)
the amount of heat required to raise the temperature of unit mass of gas through one degree, at constant pressure.
c)
any of these
d)
the amount of heat required to raise the temperature of 1kg of water through one degree
63.
Which of the following device can be used to directly input printed text
a)
OCR
b)
MIC
c)
Mouse
d)
Joystick
64.
What element is added to copper to make it extremely hard?
a)
Silicon
b)
Aluminum
c)
Zinc
d)
Lead
65.
Compounds are mostly classified as:
a)
Metals and Nonmetals
b)
Gases, Liquids, and Solids
c)
Homogeneous and Heterogeneous
d)
Acids and Bases
66.
A system is in ________ equilibrium of its chemical composition does not change with time, i.e., no chemical reaction occurs.
a)
Chemical
b)
Phase
c)
Thermal
d)
Mechanical
67.
What refers to the ratio of the interest payment to the principal for a given unit of time and usually expressed as a percentage of the principal?
a)
Rate of return
b)
Yield
c)
Return of investment
d)
Interest rate
68.
In what method of computing deprecation where it assumes that the annual cost of depreciation is a fixed percentage of the book value at the beginning of the year?
a)
Sinking Fund method
b)
Declining balance method
c)
Straight line method
d)
Sum-of-year digit method
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