A common household device, that does not use an electromagnet in its working, is-
a.Telephone
b. Gyser
c. Electric bell
d. Speaker
Answers
Answered by
0
Explanation:
The refrigerator has compressor which contain motor,and obviously an electromagnet. The electric bell is one of the most common practial usage of the electromagnet. Only, the room heater doesn't contain any kind of electromagnet,it only has a coil of high resistance metal which heats up by the electricity flow.
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Answered by
1
Answer:
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