Question

When does an electric short circuit occur? State two uses of electromagnet​

Answer 1

Answer:

Electric short circuit occurs if the insulation of the wires used in circuit is damaged, due to which live wire and neutral wire comes in direct contact. This results in increase of current in the circuit

Electromagnets are very widely used in electric and electromechanical devices, including:

.Relays

.pickups

.transformers

Answer 2

Answer:

A short circuit happens when electrical flow completes its circuit journey via a shorter distance than is present in the established wiring.

• Motors and generators.
• Transformers.

Explanation:

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