1) Which material is used as electrical insulator?
Correct Answer: Porcelain
2) What is the effect on the current flow with increased diameter of conductor?
Correct Answer: Allows high current flow
3) How the single stand wire is called?
Correct Answer: Hook - up wire
4) Which metal has very good conductivity to the electric current?
Correct Answer: Silver
5) Which is used for continuity checking?
Correct Answer: Multi meter
Explanation:

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