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The earth (mass = 10^(24) kg) revolves r...

The earth `(mass = 10^(24) kg)` revolves round the Sun with an angular velocity `2 xx 10^(-7) rad s^(-1)` in a circular orbit of radius `1.5 xx 10^(8)km`. Find the force exerted by the Sun on the earth (in `xx 10^(21)N)`.

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The correct Answer is:
6
`F=mromega^(2)=10^(24)xx1.5x10^(8)xx10^(3)xx(2xx10^(-7))^(2)=6xx10^(21)N`
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