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A coil has 100 turns, each of area \(0.05{\mathrm{m}}^{2}\) and total resistance \(1.5\Omega\). It is inserted at an ins…

Q1

A coil has 100 turns, each of area \(0.05{\mathrm{m}}^{2}\) and total resistance \(1.5\Omega\). It is inserted at an instant in a magnetic field of 90 mT , with its axis parallel to the field. The charge induced in the coil at that instant is :

a

3.0 mC

b

0.30 C

c

0.45 C

d

1.5 C

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