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A body falls freely from a height 'h' af...

A body falls freely from a height 'h' after two seconds if accelaration due to gravity is reversed the body

A

continues to fall down

B

falls down with retardation & goes up again with acceleration after some time

C

falls down with uniform velocity

D

raises up with acceleration

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The correct Answer is:
B
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AAKASH SERIES-MOTION IN A STRAIGHT LINE-Exercise 1A
  1. A car is moving along a straight line, say OP in Fig. It moves from O ...

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  2. For a moving body at any instant of time

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  3. A body falls freely from a height 'h' after two seconds if accelaratio...

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  4. In the above problem if we assume that gravity disappears instead of g...

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  5. In the case of a body freely falling from small height

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  6. A hydrogen balloon released on the moon from a height will

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  7. A freely falling body traveled xm in n^(th) second distance travelled ...

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  8. A body is projected up with a velocity 50ms^(-1) after one second if a...

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  9. A body falls freely from a height 'h' after two seconds if accelaratio...

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  10. A stone is released from an elevator going up with an acceleration 'a'...

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  11. From the top of a tower body A is thrown up vertically with velocity ...

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  12. At the maximum height of a body thrown vertically up

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  13. Following are four different relation about displacement,velocity and...

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  14. A body thrown vertically up with velocity u reaches the maximum height...

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  15. A balloon rases up with uniform velocity 'u'. A body is dropped from b...

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  16. In the above problem if body is thrown down with velocity 'u' the equa...

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  17. The displacement of a particle as a function of time is shown in the f...

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  18. From the top of a tower two bodies are projected with the same intital...

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  19. The velocity-time graph of a particle in one-dimensional motion is sho...

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  20. Which of the following options is correct for having a straight line m...

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