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If the gravitational force between two o...

If the gravitational force between two objects were proportional to `1/R` (and not as `1/R^2`), where R is separation between them, then a particle can revolve in a circular orbit under speed u, which is proportional to

A

`I/R`

B

`R_0`

C

`1/R^2`

D

R

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MODERN PUBLICATION-Unit Test - Gravitation-Example
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  2. Two particles of equal mass go around a circle of radius R under the a...

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  3. If the gravitational force between two objects were proportional to 1/...

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  4. Calculate the average density of the earth terms of g, G and R.

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  5. The acceleration due to gravity g and mean density of the earth p are ...

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  6. Imagine a new planet having the same density as that of earth, but is ...

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  7. The acceleration due to gravity on the planet A is 9 times the acclera...

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  8. A body weighs 72 N on the surface of the earth. What is the gravitatio...

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  9. The radius of earth is about 6400Km and that of mars is about 3200 km ...

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  10. A ball is dropped from a high rise platform at t=0 starting from rest....

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  11. A body of mass m is placed on earth surface, which is taken from earth...

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  12. The potential energy between two atoms in a molecule is given by U(x)=...

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  13. A particle of mass M is situated at the centre of a spherical shell of...

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  14. The escape velocity of a particle of mass m varies directly as

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  15. The escape velocity for a body projected vertically upwards from the s...

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  16. The escape velocity of a body on the surface of the earth is 11.2kms^-...

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  17. The escape velocity on the surface of earth is 11.2 km s^-1 . What wou...

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  18. With what velocity should an object be projected from the surface of t...

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  19. the earth is assumed to be a sphere of radius R. A platform is arrange...

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  20. The radii of circular orbits of two satellites A and B of the earth ar...

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