Physics · Electrostatics
Two point charges 'q1' and 'q2' are separated by a distance 'd'. What is the increase in potential energy of the system when 'q2' is moved towards 'q1' by a distance 'x'? (where x < d and K = 14πε0)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1K q1 q2 dx(d - x)
- 2K q1 q2 x(d2 - x2)
- 3K q1 q2d(d - x)
- 4K q1 q2 xd(d - x)✓
Correct answer
K q1 q2 xd(d - x)
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