A woman performs 2000 J of work in order to push a cart full of groceries 50 meters. How much force did she apply to the cart? *
2 answers:
You might be interested in
Answer:
0.29D
Explanation:
Given that
F = G M m / r2
F = GM(6m) / (D-r)2
G Mm/r2 = GM(6m) / (D-r)2
1/r2 = 6 / (D-r)2
r = D / (Ö6 + 1)
r = 0.29 D
See diagram in attached file
