What is the force, in terms of Coulomb's constant, between two electrical charges of #12 C# and #-14 C# that are #15 m # apart?

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Answer 1 · 2018-05-12T07:01:00

#-"56k"/75\ "newtons"#

According to Coulomb’s law, force between two charged particles is

#"F" = ("k q"_1 "q"_2)/("d"^2) color(white)(...)"(where k is Coulomb’s constant)"#

#"F" = ("k" × 12 × (-14))/(15^2) = -"56k"/75\ "newtons"#