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Electronic Mechanic
Electronic Mechanic Set-1
Basics of AC and Electrical Cables
21

Basics of AC and Electrical Cables MCQ with Answers

21) What is the shape of standard wire gauge?

Square metal disk

Circular metal disk

Cylindrical glass disk

Rectangular plastic disk

Answer is:

Circular metal disk

Basics of AC and Electrical Cables MCQ with Answers

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Related Basics of AC and Electrical Cables MCQ with Answers

22) Which electrical quantity is directly proportional to the current carrying capacity of the conductor?

Wire resistance

Passing current

Conductor s shape

Conductor s diameter

Answer is:

Conductor s diameter

23) Which formula is used to find the conductance?

Q / V

I x R

V / I

I / V

Answer is:

I / V

24) Which materials are used for semiconductor?

Gallium and indium

Silver and aluminium

Arsenic and antimony

Silicon and germanium

Answer is:

Silicon and germanium

25) Which metal has very good conductivity of electric current?

Gold

Silver

Copper

Aluminium

Answer is:

Silver

Basics of AC and Electrical Cables MCQ with Answers

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