Question

4) Calculate the force of gravitation between the earth and the sun.
Given: Mass of the earth = 6x10 kg
Mass of the Sun =2 x 10kg
Average distance between the two = 1.5 x 10" m.

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Answer 1

Answer:

Mass of earth m=6×10

24

kg

Mass of Sun M=2×10

30

kg

Distance between sun and earth r=1.5×10

11

m

Force of gravitation between them F=

r

2

GMm

F=

(1.5×10

11

)

2

6.67×10

−11

×(6×10

24

)×(2×10

30

)

=3.557×10

22 N