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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A hemisphere S and a particle P are of same mass m . Pis dropped from a height h . A hemisphere S is kept on a smooth horizontal surface. The particle P collides elastically with hemisphere at the point shown in the figure. If theta = 45 degree and after collision the velocity of the particle becomes horizontal. Find the velocities of hemisphere S and particle P after collision.

A hemisphere S and a particle P are of same mass m . Pis dropped from a height h . A hemisphere S is kept on a smooth horizontal surface. The particle P collides elastically with hemisphere at the point shown in the figure. If theta = 45 degree and after collision the velocity of the particle becomes horizontal. Find the velocities of hemisphere S and particle P after collision.

Two identical balls A and B lie on a smooth horizontal surface which then takes up the curved path. What is the minimum coefficient of restitution