Home
Class 12
PHYSICS
A particle starts from rest. Its acceler...

A particle starts from rest. Its acceleration at time t=0 is `5 m//s^(2)` which varies with time as shown in the figure. The maximum speed of the particle will be

Text Solution

Verified by Experts

The correct Answer is:
B
Average speed
`=("Distance")/("time")=(20+40+60+80+40)/70=24/7 m//s`
Promotional Banner

Topper's Solved these Questions

  • MOTION IN A PALNE

    ALLEN |Exercise Comprehension#3|5 Videos

  • MOTION IN A PALNE

    ALLEN |Exercise Comprehension#4|3 Videos

  • MOTION IN A PALNE

    ALLEN |Exercise Comprehension#1|3 Videos

  • KINEMATICS-2D

    ALLEN |Exercise Exercise (O-2)|47 Videos

  • NEWTON'S LAWS OF MOTION & FRICTION

    ALLEN |Exercise EXERCISE (JA)|4 Videos

Similar Questions

Explore conceptually related problems

A particle starting from rest. Its acceleration (a) versus time (t) is as shown in the figure. The maximum speed of the particle will be.

A particle start from rest, with uniform acceleration at time t , choose the correct option

A particle is subjected to a force which varies with distance as shown in figure . The work done on the particle at in dispalcement of 12 m is …… . .

A particle starts from rest with constant acceleration. The ratio of space-average velocity to the time average velocity is :-

A particla starting from rest undergoes acceleration given by a=|t-2|" m/s"^(2) where t is time in sec. Find velocity of particle after 4 sec. is :-

Starting from rest, the acceleration of a particle is a=2(t-1) . The velocity of the particle at t=5s is :-

A Body intially at rest, starts moving along x- axis in such a way so that its acceleration vs displacement plot is as shown in figure. The maximum velocity of particle is :-

A particle, starting from rest, moves with constant acceleration 4 ms^(-2). The distance travelled by the particle in 5^(th) second is.

A particle starts motion from rest and moves along a straight line. Its acceleration-time graph is shown. Find out speed of particle at t=2s and at t=3s.

A particle starts from the origin at t=0 s with a velocity of 10.0hatjm//s and moves in the x-y plane with a constant acceleration of (8.0hati+2.0hatj) " m s"^(-2) (a) At what time is the x - coordinate of the speed of the particle at the time ?