
GMJ 6189 electrical quiz 2

Quiz
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Other
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Professional Development
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Medium
Glen Johnson
Used 8+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which device protects overloading of the meter tails?
BS 88 cut-out fuse
RCD BS EN 61008
RCBO
MET.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Insulated single core thermoplastic cable has no sheath, so it requires which of the following?
Wrapping in insulating tape
Enclosing in conduit or trunking
Clipping to a non-conductive surface
Threaded through joints and never exposed.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of cable would supply an immersion heater?
Three-core thermally insulated flex
180°C thermosetting flexible cable
60-65°C thermoplastic flex
General duty heat-resistant flex
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which device on a multifunctional gas valve controls the initial gas flow to a burner?
Solenoid valve
Flame supervision device
Pressure regulator
The programmer
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The micro switch located in a two-port zone valve does which of the following once it is energised via a thermostat?
Sends a signal to the pump and boiler to turn on
Turns off the programmer
Energises the thermostat
All of the above
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
GS38 recommends that an electrician should not use which of the following voltage detection instruments?
Neon indicator screwdriver
Two-pole voltage detector
Proprietary bulb test lamp
LED test lamp with integrated audible warning
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A test for shorting a circuit can be carried out in which situation?
When appliances are operating
While the circuit is isolated
At the same time as a loop impedance test
When a building is empty
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