The distance of a particle moving on a circle of radius 12 m measured from a fixed point on the circle and measured along the circle is given by s =2t cube in metres the ratio of its tangential to centripetal acceleration at t=2s is

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Q. The distance of a particle moving on a circular path of radius

12 m

measured from a fixed point on the circle and measured along the circle is given by

S = 2 t^{3}

(in metres). The ratio of its tangential to centripetal acceleration at

t = 2 s

Q. A particle is revolving in a circle. Its angular speed increases from 2 rad/s to

40

rad/s in

19

sec. The radius of the circle is

20 c m

. Compute the ratio of its centripetal acceleration to its tangential acceleration at the end of 40s.

Q. A particle of mass

M

is moving in a circle of fixed radius

R

in such a way that its centripetal acceleration at time

t

is given by

n^{2} R t^{2}

where

n

is a constant. The power delivered to the particle by the force acting on it, is:

A particle starts moving along a circle radius 20m with a constant tangential acceleration if the velocity of the particle is 50m/s at the end of the second centripetal after the motion has begun the tangential acceleration is:

Q. A particle of mass

M

is moving in a circle of fixed radius

R

in such a way that its centripetal acceleration at time

t

is given by

n^{2} R^{2} t^{2}

where

n

is a constant. The power delivered to the particle by the force acting on it is:

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