While Rohit's mother was cooking on the heater. Rohit noticed that the coil of the electric heater got so hot. Can you explain why this happened._________Options. (1) magnetic effect of current.(2) heating effect of current.(3)Due to the hot weather (4)none of above
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Answer:
Heating appliances generally contain coils of high resistance wire made of nichrome alloy. When these appliances are connected to power supply by insulated copper wires then a large amount of heat is produced in the heating coils because they have high resistance.
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Answer:
(2)
Explanation:
heating effect of current
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