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A ball is thrown vertically upwards .Ass...

A ball is thrown vertically upwards .Assuming the air resistance to be constant and considerable :

A

the time of ascent `lt` the time of descent

B

the time of ascent the tine of descent

C

the time of ascent = the time of descent

D

the time of ascent `gt` the time of descent

Text Solution

Verified by Experts

The correct Answer is:
a
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Knowledge Check

  • A ball is thrown vertically upwards in air. If the air resistance can not be neglected (Assume it be directly proportionalto velocity) thenthe acceleration of the ball at the highest point will be :

    A
    0
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  • A body is thrown vertically upwards. If air resistance is to be taken into account, then the time during which the body rises is

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    equal to the time of fall
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    A
    Equal to the time of fall
    B
    Less than the time of fall
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    D
    Twice the time of fall
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