Question

what are electromagnets write their two uses

Answer 1

Electromagnets:-These are the conductors which behave like magnet when a coil is wrapped up on them and current is passed through it.

Uses:-

These are used for lifting heavy vehicles when parked in no parking zone

They are used in electric motors etc.

Answer 2

~Electromagnet is a magnet that is created using an electric current ,created by electricity. Since electicity can be turned off and on, so electromagnet can also.It can even be weakened and strengthed by increasing and decreasing the current.

~Electromagnets are widely used in electric and electromagnetic devices including:
• Motors and generators
• Transformers
• Relays
• Electric bells and buzzers
• Headphones and speakers
• Actuators such as valves