Question

(D) both A and B is 9.8 second, 25. A long metal rod of length 'L' completes the circuit as shown. The area of the circuit perpendicular to magnetic field 'B'. Total resistance of the circuits is 'R'. The force needed move the rod in the direction as shown with constant speed 'V' is X BLV2 х X X B?L?v (A) R (B) R X х X X X BPLV BLV (C)​

Answer 1

Answer:

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