MCQ in Philippine Electrical Code (PEC) Part 15 | REE
Board Exam
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October 14, 2020
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(Last Updated On: November 13, 2020)
This is the Multiple Choice Questions Part 15 of the Series in Philippine Electrical Code
(PEC) as one of the Electrical Engineering topic. In Preparation for the REE Board Exam
make sure to expose yourself and familiarize in each and every questions compiled here
taken from various sources including but not limited to past Board Exam Questions in
Electrical Engineering field, Electrical Engineering Books, Journals and other Electrical
Engineering References.
Continue Practice Exam Test Questions Part 15 of the Series
⇐ MCQ in Philippine Electrical Code (PEC) Part 14 | REE Board Exam
Choose the letter of the best answer in each questions.
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701. If two or more buildings are supplied by a grounded by a grounded system from
one main service, each building shall have separate ____.
A. phases
B. neutrals
C. grounding electrode systems
D. service drops
View Answer:
Answer: Option C
Solution:
702. The continuous load supplied by a branch circuit shall NOT exceed the branch
circuit rating by more than _____ percent.
A. 50
B. 60
C. 80
D. 90
View Answer:
Answer: Option C
Solution:
703. A cable provided with a wrapping or metal usually steel wires or tapes,
primarily for the purpose of mechanical protection.
A. metal clad cable
B. metallic sheathed cable
C. armored cable
D. flat conductor cable
View Answer:
Answer: Option C
Solution:
704. RME BOARD APRIL 1995
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In all cases where there are energized parts on the front of the switch boards or motor
control centers, the working space in front of such equipment shall NOT be less than
minimum distance. What is this distance?
A. 2,000 mm
B. 500 mm
C. 1,500 mm
D. 1,000 mm
View Answer:
Answer: Option D
Solution:
705. Border lights shall be installed around stages in theaters on circuits rated at
_____ less.
A. 20 A
B. 15 A
C. 30 A
D. 10 A
View Answer:
Answer: Option A
Solution:
706. RME Board April 1995
Wirings allowed to be installed outside buildings are enumerated below EXCEPT
one. Which one is this?
A. type MC cable
B. flat conductor cable
C. rigid metal conduit
D. open wires on insulators
View Answer:
Answer: Option B
Solution:
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707. Conductors supplying a heating unit shall be calculated at ____ percent times the
heating load plus the blower motor.
A. 110
B. 100
C. 130
D. 125
View Answer:
Answer: Option D
Solution:
708. Masts separate from the structure to be protected shall be a minimum of _____
from the protected structure.
A. 1,800 mm
B. 2,000 mm
C. 1,900 mm
D. 1,500 mm
View Answer:
Answer: Option A
Solution:
709. Lighting track conductors shall be a minimum of _____ or equal and shall be
copper.
A. 2.0 mm2
C. 5.5 mm2
B. 1.25 mm2
D. 3.5 mm2
View Answer:
Answer: Option D
Solution:
710. The walls and roofs of transformer vaults shall be constructed of materials
that have adequate structural strength for the condition with a minimum fire resistance
of _____ hours.
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A. 1.5
B. 2.0
C. 2.5
D. 3.0
View Answer:
Answer: Option D
Solution:
711. RME BOARD APRIL 1995
In order to protect a personnel and prevent shock, the equipment should be
connected good earth ground through the
A. conduit pipe
B. hot water pipe
C. cold water pipe
D. rigid conduit pipe
View Answer:
Answer: Option C
Solution:
712. When computing the service load with the standard method, more than three
fixed appliances are computed with a demand factor of _____ of the nameplate rating.
A. 80%
B. 65%
C. 70%
D. 75%
View Answer:
Answer: Option D
Solution:
713. When computing the service load with the standard method, a 2 kW electric
space heating unit is computed at _____ percent.
A. 80
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B. 100
C. 90
D. 125
View Answer:
Answer: Option B
Solution:
714. Where knobs are used, conductors shall be securely tied there to by _____ wires
having insulation equivalent to that of the conductors.
A. tie
B. bonding
C. guy
D. splicing
View Answer:
Answer: Option A
Solution:
715. A photovoltaic power source having one conductor of a 2-wire system over _____
volts shall be solidly grounded.
A. 100
B. 150
C. 50
D. 200
View Answer:
Answer: Option B
Solution:
716. RME BOARD APRIL 1996
The Code requires that all energized part of electrical equipment operating at
_____ or more shall be guarded against accidental contacts by approved enclosures.
What is this voltage?
A. 24 volts
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B. 110 volts
C. 230 volts
D. 50 volts
View Answer:
Answer: Option D
Solution:
717. What is the minimum size of the aluminum or copper clad aluminum conductors,
used as service entrance conductors?
A. 8.0 mm2
C. 5.5 mm2
B. 14.0 mm2
D. 3.5 mm2
View Answer:
Answer: Option A
Solution:
718. RME Board April 2003
When removing insulation from the wire before making the splice, care should be
taken to avoid nicking the wire (slightly cutting the wire) because of one of the
following. Which one of this?
A. the wire might break
B. the ampacity will be reduced
C. the wire tinning (protective coating) will be injured
D. the resistance will increase
View Answer:
Answer: Option A
Solution:
719. RME Board April 1994, RME Board October 1994
The unit lighting for a dwelling unit expressed in watts per square meter shall be
A. 8 watts
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B. 40 watts
C. 24 watts
D. 16 watts
View Answer:
Answer: Option C
Solution:
720. RME Board April 2003
Wires and cables used in dry and wet locations for over 2000 volts insulation and
ozone resistant with moisture and heat resistance rubber and has a maximum operating
temperature of 90°C is _____ type.
A. MI
B. RHW
C. THW
D. THHN
View Answer:
Answer: Option A
Solution:
721. In dwelling units, when the actual number of receptacle outlet is not known, an
additional load of ____ volt-ampere per square meter shall be included.
A. 10
B. 4
C. 8
D. 6
View Answer:
Answer: Option C
Solution:
722. RME Board April 2003
Conductors of AC and DC rated up to 600 V nominal shall be permitted to occupy the
same equipment wiring enclosure, cable tray or raceway (pipes). Is this being
allowed under Section 5.1.1.3 (c) (1) Art 5.1?
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A. Installation is correct
B. False
C. True
D. Acceptable
View Answer:
Answer: Option C
Solution:
723. The point of attachment of the service drop conductors to a building or other
structure shall NOT be less than ____ above finished grade.
A. 3100 mm
B. 2800 mm
C. 3000 mm
D. 3500 mm
View Answer:
Answer: Option A
Solution:
724. RME Board April 2003
Which type of temperature detector is used in motor windings?
A. Capacitance
B. Resistance
C. Inductance
D. Reluctance
View Answer:
Answer: Option B
Solution:
725. If there will be 6 or more 2- wire branch circuits for a one family dwelling unit,
how much is the minimum service entrance capacity required?
A. 60 A
B. 100 A
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C. 90 A
D. 120 A
View Answer:
Answer: Option B
Solution:
726. EE Board October 1996
Determine the minimum appliance and laundry load required for a dwelling unit.
A. 4000 volt-amperes
B. 1500 volt-amperes
C. 3000 volt-amperes
D. 2000 volt-amperes
View Answer:
Answer: Option C
Solution:
727. RME Board April 2003
Underground communication conductors in a raceway, handhole or manhole
containing electric light and power conductors, shall be in a section ____ from
such conductors by means of a separator (brick, concrete or tile) under Art 10.1.3.2
(a).
A. combined
B. separated
C. included
D. inside
View Answer:
Answer: Option C
Solution:
728. RME Board October 1995
Which of the raceway methods is NOT allowed to be used in a hazardous location?
A. Rigid metal conduit
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B. Liquid-tight flexible metal conduit
C. Rigid non-metallic conduit
D. None of these
View Answer:
Answer: Option C
Solution:
729. RME Board April 2003
Where raceways are exposed to widely different temperatures they shall be _____.
A. grounded
B. sealed
C. isolated
D. bonded
View Answer:
Answer: Option B
Solution:
730. RME Board April 2003
Art 1. 10.2 of PEC 1 requires working spaces for equipment operating 600 V,
nominal or less to ground. This is required for live parts on the other side, like
concrete, brick or tile walls and shall be considered as grounded. What is this
minimum distance for Condition 2?
A. 1300 mm
B. 1400 mm
C. 1200 mm
D. 1100 mm
View Answer:
Answer: Option D
Solution:
731. RME Board April 1997
Where galvanized steel conduit is used, the primary purpose of the galvanizing is to
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A. retard rusting
B. provide good electrical contact for grounding
C. increase mechanical strength
D. provide a good surface foe painting
View Answer:
Answer: Option A
Solution:
732. RME Board April 2003
A protective device for assembly as an integral part of a motor or motor
compressor and which when properly applied, protects the motor against dangerous
overheating due to overload and failure to start.
A. Fault current
B. Ground fault
C. Thermal heat
D. Thermal protector
View Answer:
Answer: Option D
Solution:
733. RME Board April 2003
Underfloor raceways may be occupied up to _______ percent of the area.
A. 55
B. 38
C. 40
D. 30
View Answer:
Answer: Option C
Solution:
734. RME Board April 1997
12/14
This type of loads will NOT require Electrical Permits nor Certificate of Inspection. Which
one is this?
A. Fixed water heater
B. Fixed electric range
C. Window type room air-conditioner
D. Potable appliances rated not more than 1200 volt-amperes
View Answer:
Answer: Option D
Solution:
735. RME Board April 1997
The electrical drawing of single family shall show the following. EXCEPT one
A. Floor plan
B. Computation of illumination
C. Local Plan
D. One-line diagram
View Answer:
Answer: Option B
Solution:
736. RME Board April 2003
Where extensive metal in or on buildings may become energizer and is subject to
personal contact ____ will provide additional safety.
A. Bonding
B. Suitable ground detectors
C. Suitable arresters
D. Adequate bonding and grounding
View Answer:
Answer: Option D
Solution:
Questions and Answers in Philippine Electrical Code
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Following is the list of practice exam test questions in this brand new series:
MCQ in Philippine Electrical Code
PART 1: MCQ from Number 1 – 50
Answer key: included
PART 2: MCQ from Number 51 – 100
Answer key: included
PART 3: MCQ from Number 101 – 150
Answer key: included
PART 4: MCQ from Number 151 – 200
Answer key: included
PART 5: MCQ from Number 201 – 250
Answer key: included
PART 6: MCQ from Number 251 – 300
Answer key: included
PART 7: MCQ from Number 301 – 350
Answer key: included
PART 8: MCQ from Number 351 – 400
Answer key: included
PART 9: MCQ from Number 401 – 450
Answer key: included
PART 10: MCQ from Number 451 – 500
Answer key: included
MORE ON: MCQ in Philippine Electrical Code Series
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