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 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 particle is moving on a circular path of radius 1m. It starts from rest,its tangential acceleration is sqrt(3)t .The time after which the acceleration of the particle makes an angle of 30^(@) with centripetal acceleration is (n)^(2/3)s .Find the value of n.

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

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

A particle is moving on a circular path of radius 0.3 m and rotaing at 1200 rpm. The centripetal acceleration of the particle

A particle starts moving on circular path of radius (9)/(4)m with tangential acceleration 3ms^(-2) . Find angle between acceleration of the particle and radius vector at time t=1 sec.

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