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- 1. Multiple Choice
What is the name of this fitting?
union
elbow
tee
coupling
- 2. Multiple Choice
What is the name of this fitting?
90
tee
elbow
coupling
- 3. Multiple Choice
What is the name of this fitting?
45
male adapter
reducer
union
- 4. Multiple Choice
What is the name of this fitting?
45 degree elbow
Bent coupling
C x C sweat 90
C x C reduder
- 5. Multiple Choice
What is the name of this fitting?
90
Copper sweat 90
Street 45
Street 90
- 6. Multiple ChoiceName the toolplierswrenchadjustable spannermallet
- 7. Multiple ChoiceName the toolpipe slicespannerhammerpliers
- 8. Multiple Choicename the toolclaw hammerspannertape measurespirit level
- 9. Multiple Choicename the toolblow torchhosepipehammer
- 10. Multiple Choicename the toolgas cylinderwater canpliersblow torch
- 11. Multiple Choice
End feed elbow
- 12. Multiple Choice
Solder ring tee
- 13. Multiple Choice
Compression Elbow
- 14. Multiple Choice
Push fit Elbow
- 15. Multiple Choice
Stock and die set
- 16. Multiple Choice
Stiltons pipe wrench
- 17. Multiple Choice
What is this picture of?
LCS pipe bender bender
Copper pipe bender
SDS drill
Bench press
- 18. Multiple Choice
Gate valve
- 19. Multiple Choice
The building regulations that cover electrical work is?
Part L
Part G
Part J
Part P
- 20. Multiple Choice
The British Standard that covers electrical work is
BS 6700
BSEN 806
BS1212
BS7671
- 21. Multiple Choice
Under building regulation part P you are not allowed to work in any Danger zones, Which of the following are considered danger zones?
bathroom, kitchen or outhouse
Dinning room, Bedroom
Airing cupboard, Landing
All of the above
- 22. Multiple Choice
Mains electricity is 230 V ?
AC
DC
2CV
PCB
- 23. Multiple Choice
This picture shows
A step down transformer
A step up transformer
A portable battery
A robot in disguise
- 24. Multiple Choice
The wiring to all the lighting in a domestic house is know as?
The ring main
Radial circuit
Spur outlet
Socket ring
- 25. Multiple Choice
What size MCB protects the ring main?
6 amp
32 amp
13 amp
16 amp
- 26. Multiple Choice
What size MCB protects the immersion heater?
6 amp
32 amp
13 amp
16 amp
- 27. Multiple Choice
Which of the following are earthing systems in a domestic house?
TNS, TNCS, TT
MGP, TT, WSB
NTS, ATS, TT
BTCC, TT, BTC
- 28. Multiple Choice
This picture shows a?
RCD
MCB
RCBO
Fuse
- 29. Multiple Choice
This picture shows a?
RCD
MCB
RCBO
Fuse
- 30. Multiple Choice
This picture shows a?
RCD
MCB
RCBO
Fuse
- 31. Multiple Choice
What size cable should be used on the ring main?
1.5 mm
2.5 mm
6 mm
10 mm
- 32. Multiple Choice
What type of flex should be fitted to an immersion heater?
20 amp heat proof flex
13 amp heat proof flex
20 amp flex
13 amp flex
- 33. Multiple Choice
What unit is used to measure voltage?
Ohms
Omega
Volts
Amps
- 34. Multiple Choice
What unit is used to measure current?
Ohms
Omega
Volts
Amps
- 35. Multiple Choice
Which is the right form of Ohm's Law?
V=I/R
V=R/I
I=V/R
I=R/V
- 36. Multiple Choice
What is the voltage of a circuit with 4 ohms of resistance and 3 amps of current?
12 V
21 V
4/3 V
3/4 V
- 37. Multiple Choice
What is the current in a circuit with 6 ohms of resistance and a battery containing 24 Volts?
1/4 A
144 A
4 A
0.4 A
- 38. Multiple Choice
What is the resistance of a lightbulb that experiences 9 Volts and 3 amps of current?
1/3 ohms
3 ohms
27 ohms
9 ohms
- 39. Multiple Choice
If switch 7 was open, which device(s) would turn on?
none
A, B, C, D, F, G
A, B, C, D, E
all of them
- 40. Multiple Choice
If a circuit had 4 D-Cell batteries (each 1.5 V) and a lightbulb with resistance of 2 ohms, what is the current that flows through the circuit?
2 A
3 A
6 A
8 A
- 41. Multiple Choice
What is voltage?
the amount of push the electrical source supplies to the circuit
how much a given device resists the flow of electric current
flow of electric charge
none of the above
- 42. Multiple Choice
What is resistance?
the amount of push the electrical source supplies to the circuit
how much a given device resists the flow of electric current
flow of electric charge
none of the above
- 43. Multiple Choice
What is the first thing i should do in regards to safe isolation?
Seek permission
Lock off with key in pocket
Make sure my equipment is working
Identify circuit
- 44. Multiple Choice
What is the second step to safe isolation?
Identify the circuit
Lock off
Lock of with key in pocket
Start work
- 45. Multiple Choice
What is classed as a suitable testing instrument?
Approved voltage indicator
Approved voltage incident
Apple voltage indicator
Unapproved voltage indicator
- 46. Multiple Choice
On a single phase system how many test are required to prove that the circuit is de-energized?
3
6
9
12
- 47. Multiple Choice
Why do we seek permission first?
So we know its safe to turn off the power.
Its polite
My boss said i need to.
Don't know.
- 48. Multiple Choice
a buildup of electric charges on an object
static electricity
electric force
electrical circuit
electric discharge
- 49. Multiple Choice
the path that an electric current takes
electrical circuit
static electricty
electric force
electric current
- 50. Multiple Choice
a complete loop without any breaks in it through which electric current flows
open circuit
closed circuit
- 51. Multiple Choice
Which of the following are Insulators of Electricity?
(multiple answers)
glass
silver
copper
many plastics
sand
- 52. Multiple Choice
a material in which electric charge cannot easily flow
conductor
insulator
- 53. Multiple Choice
Which of the following is NOT a statutory document
IEE Wiring Regulation BS 7671
Electricity Safety Quality and Continuity Regulations
Health and Safety at Work Act
Electricity at Work Regulations
- 54. Multiple Choice
What is the maximum percentage of trunking that can be filled with cable
35%
55%
65%
45%
- 55. Multiple Choice
Which one of the following is a suitable use for rainwater harvesting
Toilet flushing
Drinking water
Cooking water
Baths/showers
- 56. Multiple Choice
What is the main purpose of equipotential earth bonding?
To make an installation more complex
To earth every piece of exposed metalwork
To protect persons from electric shock
To satisfy the regulations
- 57. Multiple Choice
An example of an exposed conductive part would be
A radiator in a bathroom
Kitchen sink
A gas service pipe
The casing of a metal distribution board
- 58. Multiple Choice
Fire alarm systems are designed to protect
Property
Life
Both
All of the above
- 59. Multiple Choice
A test of continuity at each socket-outlet or a ring final circuit is carried out to ensure that
The polarity of sockets is correct
All cables are of the same construction
The ring has not been interconnected
All cables are of the same size
- 60. Multiple ChoiceIn the event that someone is being shocked by electricity you would never ________________.call an adultcall 911touch themyell for help
- 61. Multiple ChoiceYour body is a conductor of electricity.truefalse
- 62. Multiple ChoiceWhat colour is the live wire in a mains plug?GreenBlueBrown
- 63. Multiple ChoiceWhat is the function of the neutral wire?To carry a high voltageTo complete circuitIt is a safety wire
- 64. Multiple ChoiceThe fuse in a circuit melts when:An appliance isn't earthedToo much current flowsToo much voltage flows
- 65. Multiple ChoiceWhat's the first thing you should do if someone is shocked electrically?Use the fire extinguisherCheck for breathing and heartbeatTurn off the power sourceRemove the person from the power source
- 66. Multiple Choice
Found in electrical devices and helps to stop too much current from damaging the device
circuit
current
fuse
- 67. Multiple ChoiceOverloading a circuit with too many appliances could cause overheating and fire.TrueFalse
- 68. Multiple ChoiceIt is unsafe for you to work with electricity when you are wet or standing in water.TrueFalse
- 69. Multiple Choice
Why are these bird safe?
They are only touching one wire, so the current has nowhere to go
They are touching two different wires, so the current cannot flow to the ground
They are touching a wire and a pole connected to the ground, so the current can only flow to the ground
- 70. Multiple ChoiceFor safety, assume that any facility constructed before 1980 contains?asbestosconfined spacesGFCIsPCBs
- 71. Multiple ChoiceThe normal beating of a heart can be upset by an electrical current as small as?1mA30mA75mA1,000mA
- 72. Multiple Choice
The device shown is a
RCD
Transformer
Proving Unit
Storage Battery
- 73. Multiple Choice
The correct voltage to use on a construction site is
110 Volts
230 Volts
400 Volts
12 Volts
- 74. Multiple Choice
How often should electrical tools be PAT tested when they are used on building sites
every 1 month
every 3 months
every 6 months
every 12 months
- 75. Multiple Choice
A visual inspection should be carried out on electrical tools
at least once every week
at least once every month
at least once every 3 months
every time before it is used
- 76. Multiple Choice
the device identified is a
multi meter
proving unit
voltage indicator
transformer
- 77. Multiple Choice
The symbol shown means that the appliance
needs an earth connection
does not need an earth connection
is safe to use
operates at 110 Volts
- 78. Multiple Choice
the symbol shown means that the appliance
needs an earth connection
does not need an earth connection
is double insulated
needs to operate at 110 volts
- 79. Multiple Choice
the correct colour coding for the wiring of a plug would be
earth green and yellow / blue line / brown neutral
earth green and yellow / blue neutral / brown line
earth blue / neutral green and yellow / brown line
earth brown / neutral blue / line green and yellow
- 80. Multiple Choice
it is necessary to fully unwind an electrical extension cable
To enable the electricity to flow more easily
to provide a trip hazard
to prevent heat build up and melting of the cable
to make it easier to connect portable tools
- 81. Multiple Choice
The equipment shown is a
temporary continuity bond
earth bond
electrical jump leads
continuity tester
- 82. Multiple Choice
the purpose of earthing on electrical equipment is to
allow the appliance to work properly
to reduce the voltage to an acceptable level
to prevent you getting an electrical shock
increase the efficiency of the appliance
- 83. Multiple Choice
the correct fire extinguisher for an electrical fire would be
Water
Foam
CO2
Dry Powder
- 84. Multiple Choice
the device shown is a
RCD
Extension Plug
Voltage indicator
transformer unit
- 85. Multiple Choice
A safety sign that warns you of an electrical hazard would be coloured
white with red border
yellow with black border
blue and white
green and white
- 86. Multiple ChoiceIt is always advisable to ask questions about the things you do not fully understand before doing electrical wiring work.TrueFalse
- 87. Multiple ChoiceCords and power tools should always be inspected for visual defects before using.TrueFalse
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