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A body is projected vertically upward fr...

A body is projected vertically upward from the surface of the earth, then the velocity-time graph is:-

A

B

C

D

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • A projectile is fired vertically upwards from the surface of the earth with a velocity Kv_(e) , where v_(e) is the escape velocity and Klt1 .If R is the radius of the earth, the maximum height to which it will rise measured from the centre of the earth will be (neglect air resistance)

    A
    `(R_(E))/(1-k^(2))`
    B
    `(R_(E))/(k^(2))`
    C
    `(1-k^(2))/(R_(E))`
    D
    `(k^(2))/(R_(E))`

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