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A frame CDEF is placed in a region where...

A frame CDEF is placed in a region where a magnetic field `barB` is present. A rod of length one metre moves with constant velocity `20 m//s` and strength of magnetic field is one tesla. The power spent in the process is (take `R = 0.2 Omega` and all other wires and rod have zero resistance)

A

1 kW

B

2 kW

C

3 kW

D

4 kW

Text Solution

Verified by Experts

The correct Answer is:
A
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