Question

Shashi needs a material that is soft and opaque which could be used as an insulator in
electric circuit. Which of the following fulfils the condition?
(1)
(a) glass
(b) gold
(c) plastic
(d) wood

Answer 1

Answer:

plastic is the correct answer.

Explanation:A material that does not let heat and electricity travel through it easily is known as an insulator. In many situations, we want to trap heat and slow down its flow, or stop the flow of electricity and prevent electric shocks. Plastic, rubber, wood, and ceramics are good insulators.

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