Question

If you slove all the questions with correct explanation I will mark you as brainliest. no wrong answers plz.

1. What is the unit of G/g ?

2.Two spheres of radius r and 2r are touching each other.the force of attraction between them is proportional to
a. r raise to -2
b. r square
c. r raise to 4
d. r raise to 6.

Answer 1

the value of G is 6.67x10^-11 N-m^2/Kg^2

2. r raise to 4