question_answer

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

A)  execute SHM about the origin

B)         move to the origin and remain at rest

C)         move to infinity

D)         execute oscillatory but not SHM