Question

3) An electrician stands on a wooden chair w
ie doing electrical repairs.​

Answer 1

Answer : wood is a bad conductor it helps the electrician to avoid from getting electric shock.

Answer 2

Wood is preferred for electrical work because it is a bad conductor of electricity.

• Based on the ability of the substance to conduct electricity, they are classified as conductors and insulators.
• Substances such as iron, metals, etc are called conductors as they allow electricity to pass through them.
• On the other hand substances such as wood, the paper is called insulators as they don't allow current to pass through them.
• In the given scenario, the electrician is repairing electrical items. In this case, he must use such objects which doesn't conducts electricity to prevent accidents.
• Hence he stands on a wooden chair and performs electrical repairs.

Learn more about such concept

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