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Electronic Mechanic
Electronic Mechanic Set-1
Basics of AC and Electrical Cables
17

Basics of AC and Electrical Cables MCQ with Answers

17) How the single strand wire is called?

Hook - up wire

Twisted wire

Flexible wire

Multistrand wire

Answer is:

Hook - up wire

Basics of AC and Electrical Cables MCQ with Answers

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Related Basics of AC and Electrical Cables MCQ with Answers

18) What is the percentage of conductivity of electric current in copper?

0.56

0.67

0.94

1

Answer is:

0.94

19) How many gauge numbers in SWG, changed to double the cross section area of the conductor?

Two gauge sizes decreased

Four gauge sizes increased

Five gauge sizes increased

Three gauge sizes decreased

Answer is:

Three gauge sizes decreased

20) What are the fundamental properties of insulation materials?

Length and cross sectional area

Low resistance and thermal heat

Temperature and electrical hazards

Insulation resistance and dielectric strength

Answer is:

Insulation resistance and dielectric strength

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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