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A particle starts from rest and moves wi...

A particle starts from rest and moves with a constant acceleration along a straight path to attain 64 m `s^(-1)` in t s. If at t = (t + 3)s the speed is 76 `ms^(- 1)`, then find the acceleration of the particle and 't'.

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The correct Answer is:
4 m `s^(-2)`
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Knowledge Check

  • If velcotiy of a particle is given by v=2t-1 then find the acceleration of particle at t = 2s.

    A
    2
    B
    4
    C
    8
    D
    6

  • A particle starts from rest at t=0 and moves in a straight line with an acceleration shown below. The velocity of the particle at t=3 s is :

    A
    `5"m/s"^(2)`
    B
    `6"m/s"^(2)`
    C
    `10"m/s"^(2)`
    D
    `15"m/s"^(2)`

  • A particle starts from rest at t=0 and moves in a straight line with an acceleration as shown below. The velocity of the particle at t=3 s is

    A
    `2 m//s`
    B
    `3m//s`
    C
    `4 m//s`
    D
    `6 m//s`

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