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12th West Bengal Board
IMPORTANT
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Select the correct statement from the following. A metal rod moves at a constant velocity in a direction perpendicular to its length. A constant uniform magnetic field exists in space in a direction perpendicular to the rod as well as its velocity. Select the correct statement from the following
(a)The entire rod is at the same potential
(b)There is an electric field in the rod
(c)The electric potential is highest at the centre of the rod and decreases towards the ends
(d)The electric potential is lowest at the centre of the rod and increases towards its ends.

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Important Questions on Electromagnetic Induction
HARD
12th West Bengal Board
IMPORTANT
Two different coils have self inductance and , respectively. The current in one coil is increased at a constant rate and the current in the second coil is also increased at the same constant rate. At a certain instant of time, the power given to the two coils is same. At that time, the current, the induced voltage and the energy stored in the first coil are and , respectively. The corresponding values for the second coil, at the same instant, are and , respectively. Now, select the incorrect option.

MEDIUM
12th West Bengal Board
IMPORTANT

MEDIUM
12th West Bengal Board
IMPORTANT

MEDIUM
12th West Bengal Board
IMPORTANT

MEDIUM
12th West Bengal Board
IMPORTANT

MEDIUM
12th West Bengal Board
IMPORTANT

MEDIUM
12th West Bengal Board
IMPORTANT

EASY
12th West Bengal Board
IMPORTANT
