Question

3. State any three uses of electromagnet.
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Answer 1

Answer:

Uses of electromagnet

• Motors and generators.
• Transformers.
• Pickups.
• Relays.
• Electric bells and buzzers.
• Loudspeakers and headphones.
• Actuators such as valves.
• Magnetic recording and data storage equipment: tape recorders, VCRs, hard disks.

Explanation:

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Answer 2

Answer:

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

• Motors and generators
• Transformers
• Pickups