12 Physics Electromagnetic Induction - Set No : 30 Question No :8
Question No : 8
A wire of
length  is moving at a speed of  perpendicular to its length and in
a homogenous magnetic field of  . The ends of the wire are joined to
a circuit of resistance  . The rate at which work is being
done to keep the wire moving at constant speed is |
| a) |  | b) |  |
| c) |  | d) |  |
Answer No : 8
(b)Rate of work  also   |