Question

The following diagram (Fig. 7.40) show
circuits A, B, C and D. Each circuit has
and a torch bulb. Name the circuits in whis
bulb will glow? Give reason to your answer
​

Answer 1

Answer:

Circuit A

Explanation:

Because silk in circuit B is an insulator of electricity

Answer 2

Answer:

A

Explanation:

Circuit A has copper and aluminum wires which are good conductors of Electricity

Circuit B has Copper which is good conductor but the other side there is silk which is a bad conductor,actually an insulator