A circular coil and a bar magnet placed nearby are made to move in the same direction. If the coil covers a distance of 1 m in 0.5 sec and the magnet a distance of 2 m in 1 sec, the induced e.m.f. produced in the coil is

zero

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0.5 V

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1 V

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2 V

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Solution

The correct option is A zero
Vel. of coil $= \frac{1}{0.5} = 2 m / s$
velocity of magnet $= \frac{2}{1} = 2 m / s$
As they are made to move in the same direction, their relative velocity is zero.
Therefore, induced e.m.f. $= 0$ .

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A circular coil and a bar magnet placed nearby are made to move in the same direction. If the coil covers a distance of 1 m in 0.5 sec and the magnet a distance of 2 m in 1 sec, the induced e.m.f. produced in the coil is

The correct option is A zeroVel. of coil =10.5=2m/svelocity of magnet =21=2m/sAs they are made to move in the same direction, their relative velocity is zero. Therefore, induced e.m.f. =0.

The correct option is A zero
Vel. of coil $= \frac{1}{0.5} = 2 m / s$
velocity of magnet $= \frac{2}{1} = 2 m / s$
As they are made to move in the same direction, their relative velocity is zero.
Therefore, induced e.m.f. $= 0$ .