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A particle suspended from a vertical spr...

A particle suspended from a vertical spring oscillates 10 times per second. At the highest point of oscillation, the spring becomes unstretched. Take `g=pi^(2)m*s^(-2)`
The maximum speed of the particle is

A

`5picm*s^(-1)`

B

`4picm*s^(-1)`

C

`3picm*s^(-1)`

D

`2picm*s^(-1)`

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • A particle suspended from a vertical spring oscillates 10 times per second. At the highest point of oscillation, the spring becomes unstretched. Take g=pi^(2)m*s^(-2) The speed of the particle when the spring is stretched by 0.2 cm is

    A
    `15.4cm*s^(-1)`
    B
    `12.8cm*s^(-1)`
    C
    `10.8cm*s^(-1)`
    D
    `11.4cm*s^(-1)`

  • A spring has a certain mass suspended from it and its period of vertical oscillation is T. The spring is now cut into two halves and the same mass is suspended from one of the halves. The period of vertical oscillation is non

    A
    `T/sqrt2`
    B
    2T
    C
    `sqrt2T`
    D
    `T/2`

  • A particle moves in a circle of radius 5 cm with constant speed and time period 0.2 pis . The acceleration of the particle is

    A
    `25m/s^2`
    B
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