Questions
The magnetic field in the cylindrical region shown in figure increases at a constant rate of 20 mT/s. Each side of the square loop ABCD has a length of 1 cm and resistance of Find the current in the wire AB if the switch S is closed
detailed solution
Correct option is A
i=eR=AR⋅dBdt=1×10−2216×20×10−3=1.25×10−7 A (Anti-clockwise).Talk to our academic expert!
Similar Questions
A rectangular loop of sides 8 cm and 2 cm having resistance of 1.6 is placed in a magnetic field of 0.3 T directed normal to the loop. The magnetic field is gradually reduced at the rate of 0.02 T/s. How much power is dissipated by the loop as heat ?
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