A square-shaped wire loop of mass m, resistance R and side 'a' moving with speed v_0, parallel to the x-axis, enters a region of uniform magnetic field B, which is perpendicular to the plane of the loop. The speed of the loop changes with distance x (x

Question

A square-shaped wire loop of mass m, resistance R and side 'a' moving with speed v_0, parallel to the x-axis, enters a region of uniform magnetic field B, which is perpendicular to the plane of the loop. The speed of the loop changes with distance x (x < a) in the filed, as

Examsnet · Accepted Answer

Correct Answer is : v0−B2a2Rmx

KVPY SX SB Exam 19-Nov-2017 Question Paper