A copper of length l is rotated about end A with a constant angular velocity ω. The electric field at a distance x from the axis of rotation is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
Here, length of rod = l, Angular speed , Distance = x
For circular motion of the rod,
Let Electric field is and charge is
.
So, electrostatic force,
or
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