Physics-
General
Easy
Question
A ring of resistance 10
, radius 10cm and 100 turns is rotated at a rate 100 revolutions per second about a fixed axis which is perpendicular to a uniform magnetic field of induction 10mT. The amplitude of the current in the loop will be nearly 
- 200A
- 2A
- 0.002A
- none of these
The correct answer is: 2A
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