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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A particle of mass m is kept on the top of a smooth sphere of radius R. It is given a sharp impulse which imparts it a horizontal speed v. a. find the normal force between the sphere and the particle just after the impulse.

A particle of mass m is kept on the top of a smooth sphere of radius R. It is given a sharp impulse which imparts it a horizontal speed v. a. find the normal force between the sphere and the particle just after the impulse.

A particle of mass m is kept on a fixed smooth sphere of radius R at a position The bob of a pendulum at rest is given a sharp hit to impart a horizontal velocity u where l is the length of the pendulum. Find the angle rotated by the string before it becomes slack.