The attractive force between two charges:

A.) increases the closer they get together.

B.) decreases the farther they are apart.

C.) increases with increasing charge.

D.) all of the above.

E.) a and b only.

Question

The attractive force between two charges:

A.) increases the closer they get together.

B.) decreases the farther they are apart.

C.) increases with increasing charge.

D.) all of the above.

E.) a and b only.

noelgreco · Answer

$$F = \frac{ kq _{1}q_{2} }{ d ^{2} }$$
Think about what happens to F when d is increased and decreased.  If that's not clear, think about what happens to a fraction when the numerator stays thew same, and the denominator is increased or decreased.