How do I solve this question?

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1 Answer

(B) F_1= F_1/K

Explanation:

Firstly, we note down the forces:

F_1= 1/"4piE_o"* "q_1q_2"/r^2

F_2= 1/"4pi(KE_o)"* "q_1q_2"/r^2

Simplifying the expressions:

F_2=1/K (1/"4piE_o"*"q_1q_2"/r^2)

F_1= F_1/K