Why is electrical wiring usually covered with a layer of plastic?

Question

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Answer 1

Electrical wiring is usually covered with layer of plastic to make it safe. As we know that plastic is an electrical insulator and it is readily available and cheap. So as to insulate the electricity carrying wire, to make it shock free. It is covered with layer of plastic.

Answer 2

Electrical wiring is usually covered with layer of plastic to make it safe. As we know that plastic is an electrical insulator and it is readily available and cheap. So as to insulate the electricity carrying wire, to make it shock free. It is covered with layer of plastic.

Why is electrical wiring usually covered with a layer of plastic?

To make it look pretty

To help electricity flow along the wire

To make it safe

none of these

Electrical wiring is usually covered with layer of plastic to make it safe. As we know that plastic is an electrical insulator and it is readily available and cheap. So as to insulate the electricity carrying wire, to make it shock free. It is covered with layer of plastic.

Why are insulators important in an electrical circuit?

Which of the following materials is an electrical conductor?

The handles of cooking vessels are covered with plastic or wood because:

Why are electrical plugs made of plastic?

Which of these is a good electrical conductor?