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With what velocity should a satellite be...

With what velocity should a satellite be launched in the horizontalm direction at a height 300 km so that it can revolve round the earth ? (g at a height 300 km = `7.5 ms^(-2)` and radius of earth = 6400 km)

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NN GHOSH-CENTRIPITAL AND CENTRIFUGAL FORCES-Exercises (B)
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