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I'm having difficulty solving these 4 problems so a step by step solution would be appreciated....

I'm having difficulty solving these 4 problems so a step by step solution would be appreciated. If not possible, Could you let me know what formulas were used to solve the problems so that I can do it myself. Thank you.

I'm having difficulty solving these 4 probl

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Answer #1

3)a) The horizontal component of fields due to negative charges cancels and hence the net field is kq ka 7 2 (9부 kay k 2(25x1

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