# Question #bc9cb

##### 1 Answer

Jan 21, 2017

#### Answer:

Force becomes four times.

#### Explanation:

If

#|vecF|=k_{e}\frac {q_{1}q_{2}}{r^{2}}# .....(1)

where#k_e# is Coulomb's constant# = 8.99×10^9 N m^2 C^-2#

Given that both charges are doubled. The new force is

Using equation (1) we have