Physics-
General
Easy
Question
A rectangular loop has a sliding connector 
of length 
and resistance 
and it is moving with a speed 
as shown. The set-up is placed in a uniform magnetic field going into the plane of the paper. The three currents 
are
The correct answer is:
A moving conductor is equivalent to battery of emf
(motion emf)
Equivalent circuit
Applying Kirchhoff’s law
…(ii)
Adding Eqs. (i) and (ii), we get
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