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A charge, q1, of +15 micro-coulombs is located at x = 0, y = 10.0 cm,...

A charge, q1, of +15 micro-coulombs is located at x = 0, y = 10.0 cm, a charge q2 of -40 micro-coulombs is located at x = 0, y = -2.5 cm, an unknown charge of q3, is located at x =- 5.2 cm, y = 0 cm, and a charge, q4, -7 micro-coulombs is located at x = +14.2 cm, y = 0 cm. The direction of the total electric force on q4 is 120.1 degrees from the +x axis, counter-clockwise. What is the unknown charge, q3, in micro-coulombs? If negative, include a negative sign in your answer.

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Answer #1

Please let me know if there is any mistake. There were a lot of calculations. Let me know if you have any question.

4.3 cm Stn o 577

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