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Electrician
Electrician Set-1
Wiring
78

Wiring MCQ - Electrician (Set-1) with Answers

78) The number of wires of 4 sq. mm drawn in a 20 mm x 10 mm casing and capping is :

1

2

3

4

Answer is:

3

Wiring MCQ - Electrician (Set-1) with Answers

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

79) The number of wires of 6 sq. mm drawn in a 25 mm x 10 mm casing and capping is :

6

4

3

2

Answer is:

3

80) Which type of wiring system shall not be used in places exposed to sun and rain ?

Cleat wiring

Batten wiring

P.V.C. casing and capping

Metal conduit wiring

Answer is:

Batten wiring

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

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

Wiring MCQ - Electrician (Set-1) with Answers

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