EASY
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IMPORTANT
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The current in coil changes from 0.5 A to 2 A in 0.03 s inducing a voltage of 8 V across it. Find initial energy stored in the coil.
 

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Important Questions on Electromagnetic Induction

MEDIUM
MHT-CET
IMPORTANT
A rectangular loop of area 0.2 m2 is lying in a magnetic field of 5×10-2 tesla at an angle of 60° with the magnetic field. The magnetic flux passing through this loop will be
 
EASY
MHT-CET
IMPORTANT
Whenever the magnetic flux linked with a coil changes, an induced e.m.f. is produced in the circuit. This e.m.f. is present