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A particle is in motion for somoe time, ...

A particle is in motion for somoe time, which of the following can be zero ?

A

Distance

B

Displacement

C

Speed

D

None of these

Text Solution

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The correct Answer is:
b
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Knowledge Check

  • If x, v and a denote the displacement, the velocity and the acceleration of a particle executing simple harmonic motion of time period T, then, which of the following does not change with time?

    A
    `(aT)/(v)`
    B
    `aT+2piv`
    C
    `(aT)/(x)`
    D
    `a^(2)T+4pi^(2)v^(2)`

  • The velocity-time graph of a particle in one-dimensional motion is shown in the figure. Which of the following formulae is correct for describing the motion of the particle over the time interval t_1 to t_2 ?

    A
    `x(t_2) = x(t_1) + v(t_1)(t_2 - t_1) + (1/2)a(t_2 - t_1)^(2)`
    B
    `v(t_2) = v(t_1) + a(t_2 - t_1)`
    C
    `v_"average" = (x(t_2) + x(t_1))/(t_2 - t_1)`
    D
    `a_"average" = (v(t_2) - v(t_1))/(t_2 - t_1)`

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