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Electrician
Electrician Set-1
Wiring
81

Wiring MCQ - Electrician (Set-1) with Answers

81) The main advantage of concealed wiring than the surface conduit wiring is that :

it requires less material

fault location and rectification is easy

installation cost is less

inspection more easy

Answer is:

it requires less material

Wiring MCQ - Electrician (Set-1) with Answers

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

82) Though four branch circuits are planned for a domestic installation, only one cable was connected from the four circuits to the neutral link. This will result in :

all lamps give more than normal brightness

over loading of the phase cable

saving of cable for the customer

neutral conductor gets over heated

Answer is:

all lamps give more than normal brightness

83) In case the voltage drop exceeds 3%, then the technician has to choose :

bigger size of wire

double the size of wire

half the size of wire

next bigger size of wire

Answer is:

next bigger size of wire

84) The leakage current flowing in an installation is due to :

improper earthing

high earth loop impedance

insulation failure

low earth resistance

Answer is:

insulation failure

85) The full form of BIS is :

Bureau of Indian Standards

Bureau of Institute Standards

Bureau of Indian Supply

Bureau of Institute Standards

Answer is:

Bureau of Indian Standards

Wiring MCQ - Electrician (Set-1) with Answers

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