Question

37. The mass of sun is 2 * 10 ki power 30 kg and the mass of earth is 6 x 10 ki power 24 kg. If the average distance between the sun and the earth be 1.5 x 10 ki power 8 km, calculate the force of gravitation between them?
​

Answer 1

Explanation:

Distance d=1.5×10

8

km=1.5×10

11

m

Mass of the sun, m=2×10

30

kg

Mass of the earth, M=6×10

24

kg

Force of gravitation, F=G×

d

2

m×M

F=6.7×10

−11

×

(1.5×10

11

)

2

2×10

30

×6×10

24

=3.57×10

22

N

Answer 2

Answer: Distance d=1.5×10  

8

 km=1.5×10  

11

 m

Mass of the sun, m=2×10  

30

 kg

Mass of the earth, M=6×10  

24

 kg

Force of gravitation, F=G×  

d  

2

 

m×M

​

 

F=6.7×10  

−11

×  

(1.5×10  

11

)  

2

 

2×10  

30

×6×10  

24

 

​

=3.57×10  

22

 N

Explanation: