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Sahay Sir > Question Answers > Arihant Physics by D.C Pandey > Volume 1 > Chapter 7 - Circular Motion > A particle is moving along a circle of radius (20/π)m with constant tangential acceleration. The velocity of the particle is 80m/s at the end of second revolution after motion has begun. The tangential acceleration is

A particle is moving along a circle of radius (20/π)m with constant tangential acceleration. The velocity of the particle is 80m/s at the end of second revolution after motion has begun. The tangential acceleration is

The second's hand of a watch has length 6cm. Speed of end point and magnitude of difference of velocities at two perpendicular positions will be