A coil having … turns and resistance … is connected with a galvanometer of resistance … This combination is moved in time … seconds from a magnetic field … weber to … weber. The induced current in the circuit is

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Electromagnetic Induction

JEE Main 2004 · Annual, Paper 1 · Q6693

PhysicsEasy55×since 2003Q6693

A coil having

n

turns and resistance

R\Omega

is connected with a galvanometer of resistance

4R\Omega .

This combination is moved in time

t

seconds from a magnetic field

{W_1}

weber to

{W_2}

weber. The induced current in the circuit is