ElectrostaticsHard

Question

Two equal negative charges - q are fixed at point (0, -a) and (0, a) on y-axis. A positive charge Q is released from rest at the point (2a, 0) on the x-axis. The charge Q will :

Options

A.execute simple harmonic motion about the origin
B.move to the origin and remain at rest
C.move to infinity
D.execute to oscillatory but not simple harmonic motion

Solution


F = QE = F ∝ (-x)

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