Two identical pendulums, A and B, are suspended from the same point. The bobs are given positive charges, with A having more charge than B. They diverge and reach equilibrium, with A and B making angles θ1 and θ2 with the vertical respectively, then
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a
θ1>θ2
b
θ1<θ2
c
θ1=θ2
d
The tension in A is greater than that in B
answer is C.
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Detailed Solution
Equal electrostatic forces act on both the bobs. The weights are also the same. Hence, they have identical free-body diagrams.