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Physics
In which of the following devices, the eddy current effect is not used ?
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Q. In which of the following devices, the eddy current effect is not used ?
NEET
NEET 2019
Electromagnetic Induction
A
electromagnet
25%
B
electric heater
52%
C
induction furnace
13%
D
magnetic braking in train
10%
Solution:
Electric heater does not involve Eddy currents. It uses Joule's heating effect.