Question

Calculate the magnitude of the force applied between earth and a body of mass 1kg?

Answer 1

Answer:

9.8 N

Explanation:

F=mg

or, F=1 kg × 9.8 m/s^2 =9.8 N

Answer 2

Answer:

We know gravitation force F=

R

2

GMm=

(6.4×10

6

)

2

6.67×10

−11

×6×10

24

×1

=9.8N

Where M = mass of the earth, m = mass of the object and R = radius of earth