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A satellite of mass 10^(7) kg is revolvi...

A satellite of mass `10^(7)` kg is revolving around the earth with a time period of 30 days at a height of 1600 km. Find out the force of attraction on satellite by earth?

Text Solution

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Force = m `omega^(2)R and (2pi)/(T) = (2xx 3.4)/(30xx86400) = (6.26)/(2.59xx 10^(6))`
Force = m`omega^(2)r = ((6.28)/(2.59xx10^(6)))^(2) xx 10^(7) xx(6400 + 1600) xx 10^(3)`
= 2.34 `xx 10^(6)` N
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MOTION-CIRCULAR MOTION-EXERCISE - 4
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  4. Assertion : Work done by the centripetal force in moving a body along...

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  5. Assertion : Centripetal and centrifugal forces can- cel each other. ...

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  6. Assertion : A cyclist bends inwards from his ver- tical position, whil...

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  7. Assertion (A): Centripetal force does no work . Reason (R) : Force ...

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  8. Assertion : When a particle moves in a circle with a uniform speed its...

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  9. Assertion : The total displacement moved by a point located on the per...

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  10. Assertion : The tendency of skidding or overturning is quadrupled, whe...

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  11. Assertion : A particle moves along circular path with constant speed t...

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  12. Assertion : In uniform circular motion speed of particle must be const...

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  13. Statement-I : When the direction of motion of a particle moving in a c...

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  14. Assertion : For uniform circular motion it is necessary the speed of t...

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  15. Assertion : A car moving on a horizontal road may be thrown out of the...

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  16. Assertion : Acceleration of the particle in uniform circular motion re...

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  17. Statement - I : A cyclist always bends in wards while negotiating a cu...

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