AT A PLACE, VALUE OF g IS LESS BY 1% THAN ITS VALUE ON THE SURFACE OF THE EARTH(RADIUS OF THE EARTH=6400KM).
THE PLACE IS
(A)64KM BELOW THE EARTH'S SURFACE (B)63KM ABOVE THE EARTH'S SURFACE
(C)30KM ABOVE THE EARTH'S SURFACE (D) 32 KM BELOW THE SURFACE OF THE EARTH
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9.81 - 6400km
9.7719-x
X=(9.7719x6400)/9.81=6336km
6400km-6336km=64 km
I.e. 9.81-(1%9.81)=9.7719
As far as you go from earth the gravity reduces
So answer is (b) 63km above the earths surface
It cannot be below
9.7719-x
X=(9.7719x6400)/9.81=6336km
6400km-6336km=64 km
I.e. 9.81-(1%9.81)=9.7719
As far as you go from earth the gravity reduces
So answer is (b) 63km above the earths surface
It cannot be below
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