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Electrician
Electrician Set-1
Wiring
25

Wiring MCQ - Electrician (Set-1) with Answers

25) While estimating in wiring for any contingencies generally an additional amount of total cost is added

3 percent

5 percent

7 percent

10 percent

Answer is:

5 percent

Wiring MCQ - Electrician (Set-1) with Answers

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Related Wiring MCQ - Electrician (Set-1) with Answers

26) The current capacities of the cables are specified for certain ambient temperature in BIS regulations. The specified ambient temperature is :

20 Degree Centigrade

30 Degree Centigrade

40 Degree Centigrade

50 Degree Centigrade

Answer is:

40 Degree Centigrade

27) As compared to rewirable fuses, HRS fuses have :

high rupturing capacity

high speed of operation

no ageing effect

low rupturing effect

Answer is:

high rupturing capacity

28) The outer screwed contacts of Edison screw type lamp holder must always be connected to the :

neutral wire of the circuit

phase wire of the circuit

switch (half) wire of the circuit

earth wire of the circuit

Answer is:

neutral wire of the circuit

29) As per standard practice the circuit of different phases should be kept at :

3.5 metres

3.05 metres

2.55 metres

2.05 metres

Answer is:

3.05 metres

Wiring MCQ - Electrician (Set-1) with Answers

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