A square coil of edge L having n turns carries a current i. It is kept on a smooth horizontal plate. A uniform magnetic field B exists in a direction parallel to an edge. The total mass of the coil is M. What should be the minimum value of B for which the coil will start tipping over?
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Deflecting torque due to current,
Restoring torque,
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