What is the force of gravity on a body of mass 150 kg lying on the surface of the earth? (mass of earth = 6 × 10²⁴kg; radius of earth = 6400 km; G = 6.67 × 10-¹¹ Nm²/kg²)
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Answer:
Explanation:
Force of gravity, F=G×
d
2
m×M
F=6.7×10
−11
×
(6.4×10
6
)
2
6×10
24
×150
F=1472N
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