Emf
Electricity and Magnetism
Level
2
For same as in above option,the period of oscillation is π[3r/2g]^.5
The period of oscillation of frame is π[r√3/2g]^.5 when it is displaced perpendicular to AB
The frame remains at if current in the frame=2mg/r√3
The frame remains at rest if current=2mg/rb
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