If a copper disc is rotated rapidly below a freely suspended magnetic needle, the magnetic needle shall start rotating with a velocity?

less than that of disc but in opposite direction
equal to that of disc and in the same direction
equal to that of disc and in the opposite direction
less than that of disc and in the same direction

LohaHridoy

10 views

2025-01-04 04:42

1 Answers

AhmedNazir

Answer: Option 4

10 views Answered 2022-09-01 13:21

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