What is the force, in terms of Coulomb's constant, between two electrical charges of #-4 C# and #32 C# that are #12 m # apart?

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Answer 1 · 2017-03-08T00:58:57

#|F| ~~2.5*10^7N#

The force between two charges is given by Coulomb's Law:

#|F|=k(|q_1||q_2|)/r^2#

Where #k# is a constant equal to #8.99*10^9(N*m^2)/C^2#

We are given that #r=12.0m, q_1=-4C,# and #q_2=32C#.

#=> |F|=(8.99*10^9(N*m^2)/C^2)((4C)(32C))/(12.0m)^2#

#~~2.5*10^7N#