Doubt from Electromagnetic induction

electromagnetic-induction
sm
angular-velocity
moderate
unsolved
#1

QUES
4

1 Like
#2

#3

#4

Pls check the answer pls

#5

Sir answer is given option A

#6

Is there any solution in details...if yes pls upload...

#7

No sir i dont have soultion of this question

#8
#9