Question

Will coal piece glow a bulb in an electric circuit?​

Answer 1

Answer:

The problem in the circuit is the coal piece because it is a non-metal. Non-metals are bad conductors of electricity whereas metals are good conductors of electricity. If he would replace the coal piece with a piece of metal then I am sure the bulb would glow.

Answer 2

Explanation:

The problem in the circuit is the coal piece because it is a non-metal. Non-metals are bad conductors of electricity whereas metals are good conductors of electricity. If he would replace the coal piece with a piece of metal then I am sure the bulb would glow.

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