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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Two small spheres each of mass m are suspended by light string of length L as shown in figure. A uniform electric field is applied in x- direction. The sphere have charges equal to +q and -q. Determine the electric field that enable the sphere to be in equilibrium at an angle thete

Two small spheres each of mass m are suspended by light string of length L as shown in figure. A uniform electric field is applied in x- direction. The sphere have charges equal to +q and -q. Determine the electric field that enable the sphere to be in equilibrium at an angle thete

A particle of mass m carrying a charge -q1 starts moving around a fixed charge q2 along a circular path of radius r . Find the time period of revolution T of charge -q1.