Question

force between two mass is 5 Newton if the masses become double and distance between them is halved then find the new force

Answer 1

Use formula F=m×a
5=2×a
a=5/2
a=2.5
F2=m×a
F2=4×2.5
F2=10 newtons

F(force) m(mass) a(acceleration)
F2(ssecond force)