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At the maximum height of a body thrown v...

At the maximum height of a body thrown vertically up

A

velocity is not zero but acceleration is zero

B

acceleration is not zero but velocity is zero.

C

both acceleration and velocity are zero.

D

both acceleration and velocity are not zero.

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • Velocity-time graph of a body thrown vertically up is

    A
    a straight line
    B
    a parabola
    C
    a hyperbola
    D
    circle

  • Assertion : A body is dropped from height h and another body is thrown vertically upwards with a speed sqrt(gh). They meet at height h/ 2. Reason : The time taken by both the blocks in reaching the height h/2 is same.

    A
    If the both Assertion and Reason are true and the Reason is correct explanation of the Assertion.
    B
    If both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
    C
    If Assertion is true, but the Reason is false.
    D
    If Assertion is false but the Reason is true.

  • A body is thrown up with a speed u , at an angle of projection theta If the speed of the projectile becomes u/sqrt2 on reaching the maximum height , then the maximum vertical height attained by the projectile is

    A
    `(u^2)/(4g)`
    B
    `(u^2)/(3g)`
    C
    `u^2/(2g)`
    D
    `(u^2)/g`

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