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Physics
Physics
Problem
A 90 kg body placed at
2
R
2R
2
R
distance from surface of earth experiences gravitational pull of : (
R
R
R
= Radius of earth,
g
=
10
ms
−
2
g = 10 \text{ ms}^{-2}
g
=
10
ms
−
2
) (1) 300 N (2) 225 N (3) 120 N (4) 100 N
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