Answer to Question #178213 in Physics for Shekainah

Question #178213

A +100 μC charge is placed at the origin. A -50 μC is placed at x=2m and a +200 μC is placed at x= -4m.

What is the net electric force acting on the +100 μC charge?





1
Expert's answer
2021-04-05T11:08:04-0400

F=F1+F2=kq1q2/r12+kq3q2/r22=F=F_1+F_2=kq_1q_2/r_1^2+kq_3q_2/r_2^2=



=9109200106100106/42+=9\cdot10^9\cdot200\cdot10^{-6}\cdot100\cdot10^{-6}/4^2+



+910950106100106/22=22.5 (N)+9\cdot10^9\cdot50\cdot10^{-6}\cdot100\cdot10^{-6}/2^2=22.5\ (N)









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