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Wireman Set-1
Commercial wiring 2
20

Commercial wiring 2 MCQ with Answers

20) Where the wooden gutties are used in wiring?

Wooden board

Metal board

Rigid walls

Non-rigid walls

Answer is:

Non-rigid walls

Commercial wiring 2 MCQ with Answers

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Related Commercial wiring 2 MCQ with Answers

21) Which is to be considered to select the size of ECC for earthing to service meter?

Supply voltage from supplier side

Type of wiring installation done in the system

Current carrying capacity of installation

Type of wiring material used

Answer is:

Current carrying capacity of installation

22) Which material is used to prepare heating element?

Copper

Aluminium

Nichrome

Silver

Answer is:

Nichrome

23) Which material, the heater plate is made of?

Porcelain

Ceramic

Ebonite

Bakelite

Answer is:

Porcelain

24) Where the heating element is placed in an immersion type heater?

Near the outer seating

Inside a hollow tube

Out side the body

Below the body

Answer is:

Inside a hollow tube

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