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A particle is dropped under gravity from...

A particle is dropped under gravity from rest from a height h (g = `9.8m/s^2`) and it travels and it travels a distance of `9h/25` in the last second the height is

A

100m

B

122.5m

C

145m

D

168.5m

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • A small drop of water falls from rest through a large height h in air, the final velocity is

    A
    proportional to sqrt of h
    B
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    C
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    `H^1/2`
    C
    `H^0`
    D
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