Question

The mass of moon is 7.2 x 10^22 kg and its radius is 1.7 *10^6 m Calculate the acceleration due to gravity of moon and also the weight of a person having mass 80 kg?​

Answer 1

Answer:

Explanation:2.025

⋅

10

20

,

0.002759

Explanation:

a)

F

=

G

(

m

1

)

(

m

2

)

r

2

F

=

(

6.67300

×

10

−

11

)

(

7.34

⋅

10

22

k

g

)

5.97

⋅

10

24

k

g

(

3.8

⋅

10

8

m

)

2

=

2.025

⋅

10

20

b) The field is just G(m)/r^2

(

6.67300

⋅

10

−

11

)

5.97

⋅

10

24

k

g

(

3.8

⋅

10

8

m

)

2

=

0.002759