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Electrician Set-2
Wires, Joints - Soldering - U.G. Cables
22

Wires, Joints - Soldering - U.G. Cables MCQ with Answers

22) What is the use of dip soldering method?

Soft soldering

Piping and cable soldering work

Soldering miniature components on PCB

Soldering sensitive electric components

Answer is:

Soldering miniature components on PCB

Wires, Joints - Soldering - U.G. Cables MCQ with Answers

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Related Wires, Joints - Soldering - U.G. Cables MCQ with Answers

23) Which insulating material is used as hot pouring compound for making joints in underground cable?

Polyamine hardener

Cast resin compound

Bituminous compound

Epoxy cast resin compound

Answer is:

Bituminous compound

24) What is the purpose of bedding insulation of U.G. cable?

Protect the cable from mechanical injury

Protect the cable from moisture and gases

Protect armouring from atmospheric condition

Protect the metallic sheath against corrosion

Answer is:

Protect the metallic sheath against corrosion

25) Which test is conducted to locate the faults in U.G. cables?

Loop test

External growler test

Break down voltage test

Insulation resistance test

Answer is:

Loop test

26) What does the number 1.40 represent if a stranded conductor is designated as 7/1.40?

Area of cross section

Radius of one conductor

Diameter of all conductor

Diameter of each conductor

Answer is:

Diameter of each conductor

Wires, Joints - Soldering - U.G. Cables MCQ with Answers

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