A ball is moving in a circular path of radius 5m . If tangential acceleration at any instant is `10 ms^(-1)` and the net acceleration , then the instantaneous speed is

A ball is moving in a circular path of radius 5m. If tangential acceleration at any instant is 10 m//s^(2) and the net acceleration makes an angle 30^(@) with the centripetal acceleration, then the instantaneous speed is

A body revolving with uniform speed v in a circular path of radius r. The tangential acceleration is

A particle is moving on a circular path of radius 1 m with 2 m/s. If speed starts increasing at a rate of 2m//s^(2) , then acceleration of particle is

A particle is moving on a circular path of radius 1 m with 2 m/s. If speed starts increasing at a rate of 2m//s^(2) , then acceleration of particle is

A car is moving with a speed of 30 ms^(-1) on a circular path of radius 500 m. If its speed is increasing at the rate of 2 ms^(-2) , the net acceleration of the car is

A car is moving with a speed of 30 ms^(-1) on a circular path of radius 500 m. If its speed is increasing at the rate of 2 ms^(-2) , the net acceleration of the car is

An electron moves along a circular path of radius 10 cm. If the centripetal acceleration is 4xx10^(11) m//s^(2) , then its linear speed is