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A satellite is moving very close to a pl...

A satellite is moving very close to a planet of density `8xx10^3kgm^(-3)`. If
`G=6.67xx10^(-11)Nm^2kg^(-2)`, then the time period of the satellite is nearly

A

420 s

B

4200 s

C

1 hour

D

1 day

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TARGET PUBLICATION-Gravitation-Exercise
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  4. If two identical satellites are at R and 7R away from earth surface, t...

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  6. If g is the acceleration due to gravity and R is radius of earth, the ...

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  8. The correct graph representing the variation of total energy (T.E.), k...

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  9. Suppose the universal gravitational constant starts to decrease, then

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  10. At a given place where acceleration due to gravity is 'g' m//s^2, a sp...

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  16. Two masses m1 and m2 (m1 lt m2) are released from rest from a finite d...

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  17. A satellite orbiting close to earth surface will escape, if

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  19. Let g be the acceleration due to gravity at earth's surface and K.E be...

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  20. An asteroid of mass m is approaching earth, initially at a distance of...

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