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Let V and E denote the gravitational pot...

Let V and E denote the gravitational potential and gravitational field at a point. It is possile to have

A

`V=0 and E=0`

B

`V=0 and E!=0`

C

`V=0 and E=0`

D

`V!=0 and E!=0`

Text Solution

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The correct Answer is:
A, C, D
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Knowledge Check

  • At some point the gravitational potential and also the gravitational field due to earth is zero. The point is

    A
    On earth's surface
    B
    Below earth's surface
    C
    At a height `R_(e)` from earth's surface (`R_(e)=` radius of the earth)
    D
    At infinity

  • Let V and E represent the gravitational potential and field at a distance r from the centre of a uniform solid sphere. Consider the two statements. A. the plot of V agasinst r is discotinuous B. The plot of E against r is discontinuous.

    A
    both A and B are true
    B
    A is true but B is false
    C
    B is true but A is false
    D
    both A and B are false

  • The magnitude of the gravitational potential at point O will be

    A
    `(Gm)/(2r)`
    B
    `(Gm)/(r)`
    C
    `(3Gm)/(2r)`
    D
    `(2Gm)/(r)`

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