Home
Class 11
PHYSICS
The position of a particle is given by ...

The position of a particle is given by
`x=2(t-t^(2))`
where `t` is expressed in seconds and `x` is in metre.
The acceleration of the particle is

A

0

B

`4m//s^(2)`

C

`-4m//s^(2)`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • KINEMATICS 1

    DC PANDEY|Exercise MATCH THE COLUMN|10 Videos

  • KINEMATICS 1

    DC PANDEY|Exercise INTEGER_TYPE|15 Videos

  • KINEMATICS 1

    DC PANDEY|Exercise MCQ_TYPE|27 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

The position of a particle is given by the equation f(t)=t^(3)-6t^(2)+9t where t is measured in second and s in meter. Find the acceleration at time t. What is the acceleration at 4 s?

The position of a particel is expressed as vecr = ( 4t^(2)hati + 2thatj) m. where t is time in second. Find the acceleration of the particle.

Knowledge Check

  • The position of a particle is given by x=2(t-t^(2)) where t is expressed in seconds and x is in metre. The particle

    A
    never does to negative `x`-axis
    B
    never goes to positive `x`-axis
    C
    starts from the origin goes up to `x=1/2m` in the positive `x` -axis and then moves in opposites direction
    D
    has zero initial velocity

  • The position of a particle is given by x=2(t-t^(2)) where t is expressed in seconds and x is in metre. When is the object at rest?

    A
    At `t=0s`
    B
    At `t=4s`
    C
    Between `t=4s` and `t=8s`
    D
    Impossible to determine from the given information

  • The position of a particle is given by x=2(t-t^(2)) where t is expressed in seconds and x is in metre. The total distance travelled by the paticle between t=0 to t=1s is

    A
    `0m`
    B
    `1m`
    C
    `2m`
    D
    `1/2m`

    • Similar Questions

    Explore conceptually related problems

    The position of the particle moving along x-axis is given by x=2t-3t^(2)+t^(3) where x is in mt and t is in second.The velocity of the particle at t=2sec is

    The position of a particle is given by x=2(t-t^(2)) where t is expressed in seconds and x is in metre. The maximum value of position co-ordinate of particle on positive x -axis is

    The position of a particle is given by x=2(t-t^(2)) where t is expressed in seconds and x is in metre. When does the object return to its initial velocity?

    A particle moves along a straight line. Its position at any instant is given by x = 32t-(8t^3)/3 where x is in metres and t in seconds. Find the acceleration of the particle at the instant when particle is at rest.

    The displacement of a particle moving in a straight line, is given by s = 2t^2 + 2t + 4 where s is in metres and t in seconds. The acceleration of the particle is.

    Home
    Profile