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A planet in a distant solar systyem is 1...

A planet in a distant solar systyem is 10 times more massive than the earth and its radius is 10 times smaller. Given that the escape velocity from the earth is `11kms^(-1)`, the escape velocity from the surface of the planet would be

A

`11 km s^(-1)`

B

`110 km s^(-1)`

C

`0.11 km s^(-1)`

D

`1.1 km s^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • The mass of a planet is six times that of the earth. The radius of the planet is twice that of the earth. It's the escape velocity from the earth is v , then the escape velocity from the planet is:

    A
    `sqrt(3)v`
    B
    `sqrt(2)v`
    C
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    D
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    A
    5.5 `kms^(-1)`
    B
    `11 kms(-1)`
    C
    `15.5 kms^(-1)`
    D
    `22 kms^(-1)`

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