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Electrician
Electrician Set-1
Conductors and Insulation
43

Conductors and Insulation MCQ - Electrician (Set-1) with Answers

43) Which type of insulating tape is having high dielectric strength ?

Rubber tape

Friction tape

PVC tape

Varnished cambric tape

Answer is:

PVC tape

Conductors and Insulation MCQ - Electrician (Set-1) with Answers

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Related Conductors and Insulation MCQ - Electrician (Set-1) with Answers

44) Where joints to be moved within stipulated distance for low current circuits, the most suitable joint is

aerial joint

knotted joint

duplex cross tap joint

double cross tap joint

Answer is:

aerial joint

45) Why soldering is done on joints ?

To improve tensile strength

To improve resistivity

To improve ductility

To improve conductivity

Answer is:

To improve conductivity

46) What purpose is served by flux during soldering ?

It cleans the surface to be soldered

It lowers the melting point of the solder

It makes the flow of solder in the joint easy

It does all the above

Answer is:

It does all the above

47) Name the chemical which is used as soldering flux for the electricians solder ?

Zinc chloride

Hydrochloric acid

Sal ammonia rosin

Rosin

Answer is:

Rosin

Conductors and Insulation MCQ - Electrician (Set-1) with Answers

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