Home
Class 11
PHYSICS
A body starts from the origin and moves ...

A body starts from the origin and moves along the X-axis such that the velocity at any instant is given by `(4t^3-2t)`, where t is in sec and velocity in m/s. what is the acceleration of the particle when it is 2 m from the origin?

A

`28m//s^(2)`

B

`22 m//s^(2)`

C

`12 m//s^(2)`

D

`10 m//s^(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • KINEMATICS 1

    DC PANDEY|Exercise MCQ_TYPE|27 Videos
  • KINEMATICS 1

    DC PANDEY|Exercise COMPREHENSION_TYPE|19 Videos
  • KINEMATICS

    DC PANDEY|Exercise INTEGER_TYPE|11 Videos
  • LAWS OF MOTION

    DC PANDEY|Exercise Medical entrances gallery|39 Videos

Similar Questions

Explore conceptually related problems

A body starts from origin and moves along x - axis so that its position at any instant is x=4t^(2)-12t where t is in second and v in m/s. What is the acceleration of particle?

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.

If a particle moves in a circle of radius 4m at speed given by v = 2t where v is in m/s and t in sec at t = 4sec, acceleration of particle will be

A particle moving along the x axis has position given by x = (24t - 2.0t^3) m, where t is measured in s. What is the magnitude of the acceleration of the particle at the instant when its velocity is zero?

A particle starts from the origin at time t = 0 and moves along the positive x-axis. The graph of velocity with respect to time is shown in figure. What is the position of the particle at time t = 5s ?

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 starts from rest at t=0 and moves along a straight line with a variable acceleration given by a (t)=(3t+1)ms^(-2) ,where t],[ is in seconds.The velocity of the particle at t=4s is

Position of a particle at any instant is given by x = 3t^(2)+1 , where x is in m and t in sec. Its average velocity in the time interval t = 2 sec to t = 3 sec will be :

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 in moving in a straight line such that its velocity is given by v=12t-3t^(2) , where v is in m//s and t is in seconds. If at =0, the particle is at the origin, find the velocity at t=3 s .