Question

which of the following is not an insulator ?
(a) rubber
(b) wood
(c) copper
(d) plastic ​

Answer 1

Answer:

c) copper (Cu)

Explanation:

Bro always remember that most metals are good conductors of electricity while most non-metals are insulators. Copper is a metal and it is a good conductor. Rubber, wood and plastic are non-metals and are insulators.

Answer 2

Answer:

copper is the correct answer