Question

A lightning conductor is a
(a) piece of wire with spikes through which current can flow.
(b) substance that can be charged by clouds.
(c) metal rod with spikes, ending in a copper plate buried in the ground, fixed to a building to protect it from lightning.
(d) copper plate buried in the ground below a building to protect it from lightning.

Answer 1

(c) metal rod, with spikes ending in a copper plate buried in the ground, fixed to a building to protect it from lightning