Q.

A conducting square loop of length ‘L’ is placed in a magnetic field of Induction B0. End ‘A’ and End ‘C’ are moved away from each other. So that finally the square loop becomes a straight line. The total charge flowing through the loop, if its resistance is ‘R’ then :
 

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a

B0L2R

b

>B0L2R

c

B0L2πR

d

<B0L2R

answer is C.

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A conducting square loop of length ‘L’ is placed in a magnetic field of Induction B0. End ‘A’ and End ‘C’ are moved away from each other. So that finally the square loop becomes a straight line. The total charge flowing through the loop, if its resistance is ‘R’ then :