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OS-PB1-ESAS-QUESTIONNAIRE

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Seat No.: _________
Republic of the Philippine
OPENSOURCE REE-RME REVIEW GROUP
https://www.facebook.com/groups/ree.opensource
OPENSOURCE ELECTRICAL ENGINEERING DIVISION
REGISTERED ELECTRICAL ENGINEERS LICENSURE EXAMINATION
SATURDAY, JAUNUARY 28, 2023
- - - - - - - - - - - - - - - - - - - - - - - - - - - ENGINEERING SCIENCE & ALLIED SUBJECTS: PREBOARD 1
SET: _______
INSTRUCTION: Select the correct answer for each of the following
questions. Mark only one answer for each item by shading the box
corresponding to the letter of your choice on the answer sheet
provided. STRICTLY NO ERASURES ALLOWED.
MULTIPLE CHOICE
1. A wooden cantilever 12m high has 20cm diameter at the bottom
and 10cm diameter on top. Find the horizontal force applied on
top at failure if the breaking stress is 35MN/m^2
A. 9.13 kN
C. 9.31 kN
B. 3.39 kN
D. 1.93 kN
2. As per OSHS standard color of sign, what color is used as a
precaution to the movement of equipment which is under repair?
A. Blue
B. Red
C. Purple with combination of yellow
D. Green with yellow stripes
3. How many years will be required for an investment of P 3000
to increase to P 4081.47 at an interest rate of 8% per year
compounded annually?
A. 3
C. 6
B. 4
D. 5
4. What is the most effective annual interest rate on a loan if
the nominal interest rate is 12%/yr compounded quarterly?
A. 11.8%
C. 12.3%
B. 12%
D. 12.6%
5. A vertically loaded beam, fixed at one end and simply
supported at the other is indeterminate to what degree?
A. Second
C. fourth
B. First
D. third
6. If you are appointed as a division manager, which of the
following task is MOST likely you will do?
A. Set a standard
B. Set goals
C. Determine the resources needed
D. Develop strategies and tactics
7. How long will it take for an investment of P5000 to grow to
P7500, if it earns 10% simple interest per year?
A. 4 years
C. 6 years
B. 5 years
D. 7 years
8. What refers to ions that are NOT involved in the overall
reactions?
A. Guest Ions
C. Spectator Ions
B. Special Ions
D. Extra Ions
9. What is the standard color for safety signage to indicate the
presence of radiation hazards, for example in the X-ray
laboratory in the hospital?
A. Purple with combination of yellow
B. Orange
C. Blue
D. Green with combination of red
10. [SEPT2019] A home experimenter wants to make a one ohm
resistor from a 1 mm diameter carbon rod from a mechanical
pencil. What length of the rod does the experimenter need if the
resistivity of carbon is 3.5 x 10^-5 ohmmeter?
A. 24.44 mm
C. 22.44 cm
B. 22.44 mm
D. 24.44 cm
11. [SEPT2022] A garden hose fills
seconds. The opening at the end of
How fast is the water traveling as
A. 0.63
B. 0.50
a 32 L wastebasket in 120
the hose has a radius of 1cm.
it leaves the hose in m/s?
C. 0.85
D. 0.38
12. [SEPT2022] Engineers can become good managers only through
______.
A. Experience
C. Taking a master’s degree
B. Effective career planning
D. Trainings
13. [SEPT2022] Which of the following is not used in the Program
Evaluation and Review Technique?
A. Construction of projects
B. Computer programming assignments
C. Preparation of bids and proposal
D. Queueing problems
14. [SEPT2022] Which of the following thermodynamic relations is
incorrect?
A. Tds = dU + pdV
C. Tds = dH - pdV
B. U = Q – W
D. H = U + pV
15. [SEPT2022] Buying insurance is a form of:
A. Risk elimination
C. Risk reduction
B. Risk sharing
D. Risk absorption
16. Which of the following is NOT an extensive property of a
material?
A. Length
C. Volume
B. Density
D. Weight
17. [SEPT2022] When an engineer enters management, what is the
most likely problem that he finds difficult to acquire?
A. Learning to trust others
B. Learning how to work through others
C. Learning how to take satisfaction in the work of others
D. All of the above
18. [SEPT2022] What is the most essential attribute of a project
manager?
A. Leadership
C. Charisma
B. Communication skills
D. Knowledge
19. [SEPT2022] How are lines of constant pressure in a fluid
related to the force field?
A. They are parallel to the force field.
B. They are perpendicular to the force field.
C. They are at a 45° angle to the force field.
D. They are perpendicular only to the force of gravity.
20. [SEPT2022] Which of the following ratios represents a
physical interpretation of the Reynolds number?
A. Re = inertial forces / viscous forces
B. Re = inertial forces / drag forces
C. Re = viscous forces / inertial forces
D. Re = viscous forces / buoyant forces
21. [SEPT2022] Which of the following flow meters measure(s) the
average fluid velocity rather than a point or local velocity in
a pipe?
I. venturi meter
II. pitot tube
III. impact tube
IV. orifice meter
V. hot-wire anemometer
A. I only
B. I and IV
C. II only
D. II and V
22. [SEPT2022] In preparing a metallographic iron specimen, the
grain boundaries are made most visible by which of the following
steps?
A. grinding the sample with silicon carbide abrasive
B. polishing the sample with Al203
C. mounting the sample in an epoxy resin mold
D. etching the sample in a 2% solution of nitric acid in alcohol
23. [SEPT2022] For which of the following is the Program
Evaluation and Review Technique (PERT) NOT used?
A. construction projects
B. computer programming assignments
C. preparation of bids and proposals
D. queueing problems
24. [SEPT2022] In a spreadsheet, the number in cell A2 is set to
2. Then cell B2 is set to A2*4/$A$2, where $ indicates the
absolute cell address. This formula is copied into cells C2 and
D2. The number shown in cell D2 is
A. 2
C. 4
B. 8
D. 16
25. [SEPT2022] In RA7920, “commission” refers to
A. PRC
C. PRBEE
B. IIEE
D. DOLE
26. [SEPT2022] In RA7920, which of the following is not
considered as a practice of electrical engineering?
A. Manufacturing of electrical equipment
B. Sales and distribution of electrical equipment
C. Preparing electrical plans
D. Teaching in secondary school
27. [SEPT2022] What is the present value of 100 pesos after 4
years if the inflation rate is 7%?
A. Php 74.81
C. Php 78.41
B. Php 71.48
D. Php 87.41
28. [SEPT2022] Cross linking of natural rubber is called?
A. Sulfurization
C. Vulcanization
B. Polymerization
D. Rubberization
29. [SEPT2022] Specific atom of an isotope is called
A. nuclide
C. fermion
B. electron
D. proton
30. [SEPT2022] IEEE 1284 is a standard communication that
defines
A. wireless communication
C. wired communication
B. parallel communication
D. serial communication
31. [[SEPT2022] A network of private computers infected with
malicious software and controlled as a group without the owners'
knowledge, e.g., to send spam messages.
A. phishing
C. botnet
B. hacking
D. trojan horse
32. [SEPT2022] _____ is a type of malware whose primary function
is to self-replicate and infect other computers while remaining
active on infected systems.
A. worm
C. virus
B. trojan horse
D. botnet
33. [SEPT2022] A machine is under consideration for purchase.
The cost of the machine is $25,000. Each year it operates, the
machine will generate a savings of $15,000. Given an effective
annual interest rate of 18%, what is the discounted payback
period on the purchase in the machine?
A. 1.67 yr
C. 1.75 yr
B. 2.15 yr
D. 3.17 yr
34. [SEPT2022] A 1000 peso was borrowed with an effective annual
interest rate of 19.65% and will be paid 200 pesos a month. What
will be the remaining amount after the 3rd payment?
A. Php 470
C. Php 390
B. Php 330
D. Php 250
35. [SEPT2019] Find how much should be put in as investment with
12% effective annual rate of interest today to have a P12,000 in
five years?
A. P 7,121.42
C. P 6,078.57
B. P 6,513.12
D. P 6,089.12
36. [SEPT2022] Color used for traffic and good housekeeping
signage?
A. blue
C. black and white
B. yellow with white
D. red
37. [SEPT2022] A bar of uniform cross section is subject to a
uniaxial tension and develops a strain in the direction of the
force 1/800. Calculate the change of volume per unit volume.
Assume p= 1/3.
A. 1/2400 (inc)
C. 1/2400 (dec)
B. 1/1200 (inc)
D. 1/1200 (dec)
38. [SEPT2022] If Php 25,000 is deposited now into a savings
account that earns 6% per year, what uniform annual amount could
be withdrawn at the end of each year for ten years so that
nothing would be left in the account after the 10th withdrawal?
A. Php 2537.47
C. Php 3725.74
B. Php 7235.74
D. Php 7523.47
39. [SEPT2022] An engineer wants to start a business which
requires purchase of a Php 100,000 worth machine which will
produce a net income of Php 11,000 per year after deducting
operating expenses. The engineer plans to put the machine on
sale after 4 years, what must be the resale price to justify the
Investment if the engineer should make a 12% annual return on
the investment.
A. Php 101,589.75
C. Php 110, 879.90
B. Php 104,779.33
D. Php 105,583.48
40. [SEPT2022] A beaker is filled with water (n = 1.33) to a
depth of 10cm. On top of it is benzene (n = 1.5) with a depth of
6cm. How deep is it when you look directly above it?
A. 10
C. 9.5
B. 10.5
D. 11.5
41. The maximum shear stress for the beam with triangular crosssection.
A. 3b/sh
C. 4s/bh
B. 3s/bh
D. 4b/sh
42. Established by ERC to monitor the Philippine Distribution
Code (PDC) compliance at the planning and operations level and
to submit regular and special reports pertaining to distribution
planning and operations.
a. Grid Management Committee (GMC)
b. Distribution Management Committee (DMC)
c. Philippine Distribution Code (PDC)
d. Philippine Grid Code (PGC)
43. What network model enables an engineer manager to schedule,
monitor and control large and complex projects by using only one
time factor per activity?
A. Forecasting
B. Critical path method (CPM)
C. Simulation
D. Program evaluation review technique (PERT)
44. [APRIL2022] James is downloading an 800 kB file from the
internet using his 28.8k modem. How long will it take him to
finish downloading?
A. 0.46 min
C. 3.7 min
B. 3.8 min
D. 4.1 min
45. Which of the following does not threaten the operation of a
computer?
A. Trojan horse
C. Firewall
B. Worm
D. Hacking
46. How much water overflows when a Pyrex vessel filled to the
brim with 1L of water at 20°C is heated to 90°C, the coefficient
of volume expansion of Pyrex and water are 9x10^-6/°C and
2.1x10^-4/°C respectively?
A. 1.41 cc
C. 14.1 cc
B. 11.4 cc
D. 1.14 cc
47. A 2.5-inch diameter shaft is 2 ft long. Its maximum shear
stress is 10,000 psi. What is the angular deflection in degrees?
A. 0.96°
C. 0.45°
B. 0.78°
D. 0.56°
48. Calculate the average velocity of blood in the aorta (radius
1 cm) when the flow rate is 5 L/min.
A. 27 cm/s
C. 37 cm/s
B. 17 cm/s
D. 35 cm/s
49. What is the water pressure if the manometer is 0.6 m Hg?
Mercury is 13.6 times heavier than the water.
A. 27.4 kPa
C. 47.2 kPa
B. 79.97 kPa
D. 72.4 kPa
50. A machine gun fires 4.8 bullets per second at a speed of 640
m/s. The mass of each bullet is 0.014 kg. What is the average
recoil force experienced by the machine gun?
A. 43N
C. 38N
B. 52N
D. 58N
51. Which
interest?
A. 12.35%
B. 11.90%
C. 12.20%
D. 11.60%
of the following gives the lowest effective rate of
compounded
compounded
compounded
compounded
annually
semi-annually
quarterly
monthly
52. Acid test ratio is also called ___.
A. Quick ratio
C. Current ratio
B. Income ratio
D. Profit ratio
53. It is also known as cooperative processing that involves
using two or more networked computers to perform an application
task.
A. Client computing
C. Server computing
B. Distributed processing
D. Client/server computing
54. $1000 is deposited into a 9% account today. At the end of 2
years, another $3000 will be deposited. In 5 years, a $4000
purchase will be made. Approximately how much will be left in
the account 1 year after the purchase?
A. $1230
C. $1420
B. $1540
D. $1690
55. The temperature of 100g of liquid water at 0°C. The number
of calories consumed is almost.
A. 1.2 cal
C. 4.2 cal
B. 99 cal
D. 100 cal
56. It states that if two bodies are in thermal equilibrium with
a third body, they are also in thermal equilibrium with each
other.
A. First law of thermodynamics
B. Zeroth law of thermodynamics
C. Third law of thermodynamics
D. Second law of thermodynamics
57. [SEPT2019/SEPT2022] What will you do when you install a new
heat sink?
A. Insert thermal compound between processor and system board.
B. Apply isopropyl alcohol between processor and heatsink.
C. Insert thermal compound between processor and heatsink.
D. Apply isopropyl alcohol between processor and system board.
58. In cold working of metals
A. close dimensional tolerance cannot be maintained
B. poor surface finish is obtained
C. recrystallization temperature for steel is reduced
D. strength and hardness of steel is increased
59. Device used to pull wire through the conduit.
A. straps
C. fish tape
B. wire tongs
D. puller
60. EPIRA is RA _____.
A. 184
B. 9163
C. 9136
D. 7920
61. In a hydraulic press, the small cylinder has a diameter of 8
cm, while the larger piston has a diameter of 22 cm. If a force
of 600 N is applied to the small piston, what is the force on
the larger piston neglecting friction?
A. 3.5 kN
C. 4.5 kN
B. 5.5 kN
D. 6.6 KN
62. What is the critical angle, in degree, of the incidence for
a ray of light passing from the glass into water? Assume index
of refraction for glass = 1.54 and index of refraction of water
= 1.33
A. 59.7
C. 45.8
B. 67.4
D. 50.9
63. Which of the following is used in thermal power plants?
A. Brayton Cycle
C. Reversed Carnot Cycle
B. Rankine Cycle
D. Otto Cycle
64. It requires Q of the heat to make a cup of coffee. How much
energy is needed to make 3 cups of coffee?
A. 3 Q
C. 2 Q
B. Q
D. 4 Q
65. When using net present worth calculations to compare two
projects, which of the following could invalidate the
calculation?
A. differences in the magnitudes of the projects
B. evaluating over different time periods
C. mutually exclusive projects
D. nonconventional cash flows
66. Car traveled 20 m/s south in 3 min, 25 m/s east in 2 min and
30 m/s northeast in 1 min. Find the average velocity in 6 min.
A. 15.31 m/s
C. 13.51 m/s
B. 32.33 m/s
D. 23.33 m/s
67. Which of the following impurity in cast iron makes it hard
and brittle?
A. Silicon
C. Sulfur
B. Manganese
D. Phosphorus
68. The first metal used by man was
A. Iron
C. Copper
B. Gold
D. Bronze
69. A cyclist’s average metabolic rate during a workout is 500
W. if the cyclist wishes to expand at least 300 kcal of energy,
how long must the cyclist exercise at this rate?
A. 0.6min
C. 3.6 min
B. 36.0 min
D. 41.9 min
70. A machine has an initial cost of P50,000.00 and a salvage
value of P10,000.00 after 10 years. What is the book value after
5 years using straight line depreciation?
A. P35,000.00
C. P25,000.00
B. P15,000.00
D. P30,000.00
71. What is PSALM in EPIRA strand for?
A. Private Sector Assets and Liabilities Management
B. Private System Assets and Liabilities Management
C. Power Sector Assets and Liabilities Management
D. Power System Assets and Liabilities Management
72. [SEPT2019] Pedro won Php 10,000,000 in the lottery.
Unfortunately, the lottery commission will not pay Kiko the
entire amount now. Instead, they will pay Kiko Php 500,000 each
year for the next 20 years, starting at the end of the first
year. What is the present worth of Pedro’s winnings? Assume a
nominal annual interest rate of 10%?
A. PHP 3,547,318
C. PHP 4,256,782
B. PHP 5,000,000
D. PHP 867,769
73. Which one is the portion of an instruction cycle where the
instruction is sent from memory to register?
A. load
C. Accumulate
B. execute
D. fetch
74. What percentage of the human body will float in fresh water?
Average density of the human body is 980 kg/cu. m.
A. 98
C. 2
B. 96
D. 4
75. After installing a new modem and router to a computer, what
is the order of tuning on?
A. Computer, Modem, Router
C. Router, Modem, Computer
B. Modem, Computer, Router
D. Modem, Router, Computer
76. [SEPT2022] In a spreadsheet, the number in cell A2 is set to
2. Then cell B2 is set to A2*4/$AS2, where $ indicates the
absolute cell address. This formula is copied into cells C2 and
D2. The number shown in cell D2 is?
A. 2
C. 4
B. 8
D. 16
77. A flywheel with a moment of inertia of 2 kg-m3 is applied
with a torque of 5 N-m. If it starts from rest, what is the
speed of the flywheel, in rpm, after 5 seconds?
A. 129.67
C. 119.36
B. 59.78
D. 92.76
78. An act of sending e-mails or creating web pages that are
designed to collect an individual’s online bank, credit card or
other login information.
A. Malware
C. Hacking
B. Cracking
D. Phishing
79. A woman stands on a bathroom scale in an elevator that is
not moving. The scale reads 450 N. The elevator then moves
downward at a constant velocity of 4.5 m/s. What does the scale
read while the elevator descends with constant velocity?
A. 450 N
C. 250 N
B. 225 N
D. 500 N
80. Sec. 23 of Art. III of RA 7920: Issuance of Certificates of
Registration. The professional is required to renew the license
every ___ years upon payment of registration fees.
A. 1
C. 2
B. 3
D. 4
81. For hospitals, a general lighting load of ___ VA/m2 shall be
used.
A. 12
C. 24
B. 8
D. 16
82. A method of identifying the location of a given data record
by its name.
A. Tracking
C. Linker
B. Signature
D. Hashing
83. MS-WORD is a type of?
A. System Software
B. Application Software
C. Operating System
D. System Software
84. A man pushes a 50-kg refrigerator at a distance of 15m. If
the coefficient of friction is 0.4, what is the work done by the
man? Use g=9.8m/sec2.
A. 2490 J
C. 7530 J
B. 2940 J
D. 7350 J
85. A reservoir dam holds an 8.00-km2 lake behind it. Just
behind the lake is 12.0m deep. What is water pressure at a point
3.0m down from the lake’s surface?
A. 27
C. 29
B. 25
D. 24
86. A sports car is traveling at 50kph when it applies full
brakes. It travels 15 ft. before coming to a full stop. If it
now travels at 150 kph and applies brakes the same way, how far
does it travel before it stops?
A. 15ft
C. 26ft
B. 45ft
D. 135 ff
87. A thin hollow sphere of radius 10 in. and thickness 0.1 in.
is subjected to an internal pressure of 100 psig. The maximum
normal stress on an element of the sphere is
A. 5,000 psi
C. 10,000 psi
B. 25,000 psi
D. 20,000 psi
88. A baseball is thrown with an initial velocity of 100 m/s at
an angle of 30 degrees above the horizontal. How far from the
throwing point will the baseball attain its original level?
A. 799 m
C. 977 m
B. 884 m
D. 848 m
89. Absolute reference in a spreadsheet is used by inserting a
________ sign before the column and row. This is used for data
reference in another cell.
A. period
C. dollar
B. semicolon
D. hyphen
90. Which group of the periodic table is known as the alkali
metals?
A. Group 1
C. Group 2
B. Group 3
D. Group 4
91. The board of Electrical Engineering is composed of one
chairman and how many members?
A. 2
C. 3
B. 4
D. 5
92. Litmus paper changes from blue to red when a solution tested
is
A. a blue dye
C. an acid
B. a red dye
D. a base
93. The abbreviation for binary digit
A. bid
C. bin
B. bit
D. byte
94. Aluminum can be added to steel to produce
A. killed steel
C. dead steel
B. live steel
D. first steel
95. In the flow chart, what is the symbol used in decision
making?
A. oval
C. rectangle
B. diamond
D. square
96. [SEPT2022] Which of the following elements and compounds is
unstable and its pure form?
A. Sodium (Na)
C. Carbon Dioxide (CO2)
B. Helium (He)
D. Neon (Ne)
97. What is the temperature rating of THHN insulation?
A. 60 deg C
C. 90 deg C
B. 85 deg C
D. 75 deg C
98. (100) base 10+(111) base 2 = (___) base 8.
A. 151
C. 153
B. 145
D. 105
99. Find the value of J after executing the following program.
I=1
J-0
15
J-J**2+I**2
IF (I.EQ.3) GO TO 16
I=I+1
GO TO 15
16
CONTINUE
A. 9
C. 15
B. 34
D. 40
100. Which of these FORTRAN format specifications reads the
input -567610 as -5676.10?
A. F6.2
C. F7.2
B. F8.2
D. F7.3
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