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Grade: 12

A square frame made of four rods , each of length l and mass m and charged with a charge q is hanmging from one of its sides along a horizontal axis XY. At t=0 a horizontal electric field is switched on in horizontal electric field , perpendicular to the plane of the frame. Find the minimum value of E so that the square frame rotates upto horizontal level.

10 years ago

Answers : (1)

Sher Mohammad
IIT Delhi
askIITians Faculty
174 Points
Force between them is = kq1q2/r^2 < qE
E> F/q
sher mohammad
faculty askiitians, iit delhi
5 years ago
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