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The effective acceleration of a body, wh...

The effective acceleration of a body, when thrown upwards with acceleration a will be :

A

`sqrt(a-g^(2))`

B

`sqrt(a^(2)+g^(2))`

C

(a-g)

D

(a+g)

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Knowledge Check

  • The acceleration of a body in SHM is

    A
    Maximum at the extreme position
    B
    Maximum at the equilibrium positon
    C
    Always same
    D
    Always zero.

  • The acceleration of a body projected upwards with a certain velocity is

    A
    9.8 `m/s^(2)`
    B
    `-9.8 m/s^(2)`
    C
    zero
    D
    insufficient data

  • Acceleration due gravity of a body thrown up is

    A
    `9.8ms^(-2)`
    B
    `-9.8ms^(-2)`
    C
    `+-9.8ms^(-2)`
    D
    zero

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