Please answer the 36th question
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(1) 2R This is the correct answer because the effect of acceleration due to gravity becomes one fourth at a height equal to the radius of the earth from the Earth surface. Put this value in f = gm/ r².
vetrichelvi74:
sorry but the answer is R
Oh sorry R is the actual answer. I did not read the question properly and I calculated the distance from the centre of the earth but I had to calculate the distance from the surface of the earth.
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