Physics · Electrostatics
Two identical balls each having mass 'm' and charge 'q' are suspended from a fixed point by threads of length 'l'. What is the equilibrium separation 'x' when each thread makes a small angle 'θ' with the vertical?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1x = (q2 l2 π ε0 m g)1/2
- 2x = (q2 l2 π ε0 m g)1/3✓
- 3x = (q2 l22 π ε0 m2 g)1/3
- 4x = (q2 l22 π ε0 m2 g2)1/3
Correct answer
x = (q2 l2 π ε0 m g)1/3
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