(21-12) Particles of charge +75, +48, and —85 μC are placed in a line (Fig. 21-52). The center one i

(21-12) Particles of charge +75, +48, and —85 μC are placed in a line (Fig. 21-52). The center one is 0.35 m from each of the others. Calculate the net force on each charge due to the other two.

[iRedditShorts]

Hi Zhangjin Xu. Simple question. When you put the given for q3, you put q3=85μC, you didn't put a negative (-) sign before 85μC. How come?

[megalodonkiller]

Thank you so much Zhangjin Xu I would have been deported for failing this test if not for you ❤