WorksheetsElectrical Installation and Maintenance Quiz
Total questions: 50
Worksheet time: 38mins
A part of electrical wiring plan that contains name and address of the owner, signature and dry of master electrician or electrical engineer.
Location map
Specification
Riser diagram
Title block
A part of electrical wiring plan that consist of type of service, single phase 2- wire or 3-wire and voltage.
Location map
Specification
Riser diagram
Title block
It is a part of the electrical wiring plan which shows the number of branch of electrical circuit.
Location map
Specification
Riser diagram
Title block
It is a technical representation of an electrical system proposed to be installed in building or house.
Electrical Wiring Plan
Specification
Lighting Layout
Power Layout
In sketching electrical layout, lighting and power outlets are provided in each area. What area of the house where the chandelier is usually installed?
kitchen
masters bedroom
living area
garage
In the electrical wiring plan the switches are always placed near the___.
windows
door
floor
ceiling
It shows the meaning of electrical symbols used in the electrical plan.
Floor Plan
Specification
Legend
Title Block
It shows the classification of service, type of wiring method to be used and supplies and materials to be used by the contractor.
Floor Plan
Specification
Legend
Title Block
How often should GFCIs be tested?
Monthly
Quarterly
Annually
Every two years
What is the correct procedure for testing a GFCI?
Press the "test" button and then the "reset" button
Press the "reset" button and then the "test" button
Press the "test" button only
Press the "reset" button only
If a GFCI trips during testing, what should you do?
Replace the GFCI immediately
Try resetting it several times
Check for a ground fault in the circuit
Ignore it and continue testing
What is the most common reason for a GFCI to trip?
A faulty appliance
A loose wire connection
A power surge
A ground fault
How can you determine if a GFCI is faulty?
By testing it with a multimeter
By pressing the "test" button and observing the indicator light
By checking the breaker panel
By consulting an electrician
When installing a GFCI, where should it be located in relation to other outlets?
At the beginning of the circuit
At the end of the circuit
In the middle of the circuit
Anywhere in the circuit
Can a GFCI protect other outlets in a circuit?
Yes, if they are downstream of the GFCI
No, only the outlet connected directly to the GFCI
Yes, but only if they are on the same branch circuit
No, GFCIs can only protect themselves
This type of conduits are manufactured to be resistant to impact and crushing moisture, chemical atmosphere, flame retardant or not easily burned and get out shape by the heat.
PVC
Rigid Nonmetallic Conduit
Surface Raceway
Wire ways
How many millimeters thick in a 300 millimeter trench thick concrete that PVC are buried on underground or wall installation?
15 millimeters
30 millimeters
50 millimeters
300 millimeters
How many millimeters thick that PVC install under driveways and parking lots of single and two family dwelling units?
460 mm
400 mm
350 mm
300 mm
What does PVC stand for?
Polyvinyl Chloride
Polyvinyl Copolymer
Polyvinyl Carbonate
Polyvinyl Cyanide
What is the process wherein rough edges or burrs at the cut ends of non-metallic conduit shall be trimmed inside and outside?
Expansion fitting
Joints
Securing and supports
Trimming
What Ohm's law formula is applied when finding the voltage in the circuit?
E/R
I/R
E/I
I x R
The electrical pressure that causes the electron to move through a conductor.
current
resistant
force
voltage
The Standard Unit for measuring the strength of an electric current.
ampere
voltage
ohm
watts
The opposition or friction offered by a material to the flow of electric current.
ampere
resistance
ohm
voltage
The current that constantly reverses the direction of electron flow.
alternating current
electric current
direct current
peak current
The current that flows in only one direction.
alternating current
electric current
direct current
peak current
The current that flows in only one direction.
alternating current
electric current
direct current
peak current
The Standard Unit for measuring the strength of an electric current.
ampere
ohm
voltage
watts
It is a form of energy generated by friction, induction or chemical change, having chemical magnetic and radiant effect.
Electric circuit
Electric current
Electricity
Power
What type of circuit wherein if one load gets busted, then remaining will not get power supply and will not work?
Closed circuit
Parallel Circuit
Series circuit
Short circuit
When two or more loads connected with each side by side, voltage capacity of all loads is equal in input supply, but power of load can be different. What type of circuit is applied?
Closed circuit
Parallel circuit
Series circuit
Short circuit
In series circuit, the laws for total voltage in the circuit is _______ to the sum of the individual voltage.
Different
Equal
Less or approximately
The product
The electrical pressure that causes the electron to move through a conductor.
current
force
resistant
voltage
What Ohm's law formula is applied when finding the voltage in the circuit?
E/R
E/I
I/R
I x R
A sketch of the actual connections of electrical devices in a circuit or wiring installations, that shows the wire terminations and connection.
Wiring Diagram
Pictorial Diagram
Line Diagram
Actual Connection Diagram
A graphic illustration of an electrical circuit that shows the simplified shapes, of power, lighting, and signal?
Wiring Diagram
Pictorial Diagram
Line Diagram
Actual Connection Diagram
A presentation of electrical connections of wiring devices using single line and with slashes indicating the number of conductors in a line?
Schematic Diagram
Line Diagram
Pictorial Diagram
Actual Connection Diagram
A type of electrical print that shows the external appearance of each component in a circuit, like a photograph of a wiring installation.
Schematic Diagram
Pictorial Diagram
Line Diagram
Actual Connection Diagram
It is the type of metal conduit which is designed to lessen or eliminate fire hazard.
EMT
RSC
PVC
BX
It is the allowable number of quarter bends which can be done in a one run of electrical metallic conduit.
4
2
3
6
It is a type of fitting which is used to secure EMT to metallic boxes.
connector
condulets
adaptor
coupling
It is the size of conduit which can accommodate a maximum of 10 wires AWG # 12.
3/8
1/2
3/4
1 ¼
It is the type of bend which makes one quarter turn.
offset
elbow
saddle
goose neck
It is a process of removing sharp edges or burrs left after cutting the pipe.
reaming
cutting
bending
installing
It is a type of condulet which makes conduit run turns to the right.
C
LL
LB
LR
It is the tool used to thread rigid metal conduit.
hickey
dies and dies stock
reamer
cutter
It is a type of condulet which has an opening at the back.
C
LL
LB
LR
It is the standard length of RMC.
10 ft.
12 ft.
14 ft.
20 ft.
What electrical materials are necessary to provide whenever wires cross each other because it gives the wire extra protection from injury.?
mica tube
porcelain tube
circular loom
all of these
This type of conduits are manufactured to be resistant to impact and crushing moisture, chemical atmosphere, flame retardant or not easily burned and get out shape by the heat.
PVC
Rigid Nonmetallic Conduit
Surface Raceway
Wire ways
