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Tamil Nadu - XI Science - Physics - Gravitation and Space Science

Which of the formulae must be used for the given question?

Asked by 4th March 2013, 3:47 PM
Answered by Expert


For large distances like: height    R/2 or R/3 or R and so on from the surface of earth we should use the first formula where no assumptions are taken.
Where as in other cases: for not so large heights, like: upto hundreds of km we should be using second formula.h<
Answered by Expert 4th March 2013, 3:59 PM

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