Write main uses of an electromagnet
Answers
Explanation:
An electromagnet is a kind of magnet where the magnetic field is created by an electric current. The uses of electromagnets are given here to help learners understand the topic more effectively. Electromagnets can be considered as a temporary magnet that functions with the help of an electric current. The magnetic strength of an electromagnet can be easily altered by varying the amount of electric current and its polarity can be changed by varying the direction of the electric current.
Electromagnets are used for various purposes on a day-to-day basis. For example, electromagnets are used in the large cranes which are used in waste yards. Electromagnets are also widely used in numerous electromechanical and electronic devices. Some common uses are given below.
10 Uses of Electromagnets
1. Generators, motors, and transformers
2. Electric buzzers and bells
3. Headphones and loudspeakers
4. Relays and valves
5. Data storage devices like VCRs, tape recorders, hard discs, etc.
6. Induction cooker
7. Magnetic locks
8. MRI machines
9. Particle accelerators
10. Mass spectrometers
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Answer:
Uses of electromagnet:
(i) Electromagnets are used in a number of electric appliances such as electric bells and electric buzzers.
(ii) They are used in electric motors, which find wide application in fans, washing machines etc.
(iii) Very strong electromagnets are used in factories and cranes for lifting heavy iron pieces.