Question

The diameter of earth is 12800km. two electrons are placed:one at north pole and other at south pole of earth then what's the force between them

Answer 1

F = G m1 m2 / r ^2

D = 12800 km

R = 6400km

G = 6.67 × 10 ^ -11

m1 = m2 = 9.1 × 10 ^ -31

now solve it by yourself.

Answer 2

Answer:

1.4×10-⁴²N

Explanation:

1e-=1.6×10‐¹⁹C