Question

Calculate the density of the earth given that the radius of the earth is 6400 km, acceleration, due to gravity is 9.8 m/sec2 and the gravitational constant is 6.68x10-11 SI units. (Ans: 5.47x 103 kg/m3)
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Answer 1

Explanation:

तुम इतना भी नहीं कर सकते तो क्या करोगे जिंदगी में बोलो

Answer 2

Answer:

GM = 3.48m/s^2

Explanation:

g=GM/R^2 - 4GM/D^2

Hence,

gm/ge=Mm/Me*(De/Dm)^2

gm/9.8=1/10*(12742/6760)^2

gm=3.48m/s^2