A particle is moving in such a way that its displacement s at the t is given by `s=2t^(2)+5t+20.` After 2 seconds its velocity is

A particle is moving in such a way that its displacement s at time t is given by s=2t^(2)+5t+20 . After 2 second its acceleration is

A particle is moving in a straight line. Its displacement at time t is given by s(I n m)=4t^(2)+2t , then its velocity and acceleration at time t=(1)/(2) second are

A particle moves along a straight line such that its displacement s at any time t is given by s=t^3-6t^2+3t+4m , t being is seconds. Find the velocity of the particle when the acceleration is zero.

A particle moves along a staight line such that its displacement at any time t is given by s=t^3-6t^2+3t+4m . Find the velocity when the acceleration is 0.

A particle is moving with a uniform accerleration. Its displacement at any instant t is given by s=10t +4.9 t^2 . What is velocity at t=3 second.

A particle moves along a straight line such that its displacement at any time t is given by s = 3t^(3)+7t^(2)+14t + 5 . The acceleration of the particle at t = 1s is

A particle moves along x-axis and its displacement at any time is given by x(t) = 2t^(3) -3t^(2) + 4t in SI units. The velocity of the particle when its acceleration is zero is

A particle is moving in a straight line. Its displacement at any instant t is given by x = 10 t+ 15 t^(3) , where x is in meters and t is in seconds. Find (i) the average acceleration in the intervasl t = 0 to t = 2s and (ii) instantaneous acceleration at t = 2 s.

A particle is moving with uniform acceleration. Its displacement at any instant t is given by s=10t+49t^(2) .find ( i) initial velocity (ii) velocity at t=3 second and (iii) the uniform acceleration.

For a particle moving in a straight line, the displacement of the particle at time t is given by S=t^(3)-6t^(2) +3t+7 What is the velocity of the particle when its acceleration is zero?