1
3 documents on which the value of PFC should be recorded are?
(A)
Minor works certificate, Schedule of inspections, Schedule of test results
(B)
Minor works certificate, condition report schedule of inspections, Condition report schedule of
test results
(C)
Electrical installation certificate, Electrical installation condition report, Generic Schedule of test
results
(D)
Condition report inspection schedule, Electrical installation inspection schedule, Generic
schedule of test results
2
Under which condition should a minor works certificate not be issued
(A)
(B)
(C)
(D)
3
One statutory and two non statutory documents relating to the inspection and testing
process for an electrical installation are?
(A)
GS 38, BS 7671 and GN3
(B)
EAWR 1989, HASWA 1974, GS 38
(C)
ESQCR 2002, EAWR 1989, BS7671
(D)
EAWR 1989, BS7671, GN3
4
The human sense which would be most suitable for identifying an overloaded electric motor
would be
(A)
Smell
(B)
Sight
(C)
Touch
(D)
Hearing
5
A periodic inspection is to be carried out on the electrical installation in a shoe shop, what
must be agreed with the client and recorded on the electrical installation condition report?
(A)
The cost of the work to be carried out
(B)
The duration of the work
(C)
Extent and limitations
(D)
Number of people carrying out the inspection
6
Two methods which can be used to carry out continuity of circuit protective conductors
which are not completely visible are
(A)
Method 1 (R1 + R2), and method 2 (long lead)
(B)
Visual inspection and long lead method
(C)
Method 1 and method 3
(D)
Visual and R1 + R2 method
7
One consideration regarding test leads when carrying out a ring circuit test is
(A)
Leads comply with GS 38
(B)
The leads must be nulled or the resistance subtracted from the test result
(C)
Leads must be correctly coloured
(D)
They must be manufactured by the same company as the test instrument
8
When conducting an earth fault loop impedance test on a final circuit
(A)
The leads must be nulled
(B)
The installation must be isolated and the earthing conductor disconnected
(C)
The earthing conductor must be disconnected and the installation energised
(D)
The earthing conductor must be connected and the circuit energised
9
Three checks which must be carried out on an electrical installation before an installation
resistance test is carried out on it are
(A)
Installation isolated, lamps removed, switches open
(B)
Lamps removed, installation energised and dimmers bypassed
(C)
Installation energised, all lamps in place and switches closed
(D)
Switches closed, installation isolated and lamps removed
10
When carrying out a ring final circuit test the measured value of stages 2 and 3 are lower
than the measured value of stage 1 because
(A)
The conductors are connected in parallel
(B)
The conductors are disconnected
(C)
The conductors are incorrectly connected
(D)
The cpc and the line conductors are the same size
11
r2 is sometimes proportionally higher than r1 and rn because
(A)
It is longer
(B)
It has a larger cross sectional area
(C)
It has a smaller cross sectional area
(D)
It has been connected into the wrong terminal
12
The best method of carrying out an insulation test on a circuit containing a dimmer switch
which cannot be removed is to
(A)
Turn the switch off
(B)
Test between live conductors only
(C)
Carry out the test using a low resistance ohmmeter
(D)
Test between live conductors joined and earth
13
IPXXB is the IP code for
(A)
A 12.5mm diameter hole
(B)
Standard finger protection
(C)
A 1mm diameter hole
(D)
Protection from ingress of dust
14
When an IP code contains an X as the second number is means that
(A)
The hole must be completely blocked up
(B)
Nothing is specified for dust
(C)
Nothing is specified for liquids
(D)
It is waterproof
15
When conducting a polarity test on a lighting circuit, it must be verified that
(A)
The switch is in the line conductor
(B)
The switch line is correctly identified
(C)
The switch is the right way up
(D)
The correct rating of protective device has been used
16
Where a 300mA rcd to BS EN 61008 has been used for fire protection the following
sequence of tests must be carried out to prove its correct operation
(A)
x1/2 x1 and x5
(B)
150mA, 300mA and 1500mA
(C)
Operate the test button, 150mA and 300mA
(D)
150mA, 300mA, operate the test button
(D)
150mA, 300mA, operate the test button
17
The maximum test current to be applied to a 100 mA rcd when it is being tested is
(A)
0.1A
(B)
0.01A
(C)
500mA
(D)
50mA
(A)
0.1A
18
The most suitable test instrument used to carry out a test on an earth electrode which is to
be used for a generator is
(A)
An earth fault loop impedance tester
(B)
A high current tester
(C)
A low resistance ohmmeter
(D)
An earth electrode tester
(D)
An earth electrode tester
19
The recommended frequency for the inspection of privately owned domestic
accommodation as given in GN3 is
(A)
5 years
(B)
10 years
(C)
3 years
(D)
7 years
(B)
10 years
(A)
The switch is in the line conductor