Question

Use the following situation for the next three problems Three particles each with charge of magnitude q = 5.0 x 10- C are placed in an xy coordinate system as shown. Two particles have positive charge and one has negative charge. УА +q 15. (8 points) What is the magnitude of the force on the particle located at 0.26 m on the y axis? 0.26 m +q A) 2.5 x 10-6 N B) 4.3 x 10-6 N C) 5.0 x 10-6 N D) 1.0 x 10-5 N E) 2.0 x 10-5 N X 0.15 m 0.15 m 16. (7 points) How much potential energy is stored in this system of charges? Assume there is zero potential energy when the charges are infinitely far apart from each other. A) 0 J B)-7.5 x 10-7 J C) 7.5 x 10-7 Į D) -2.2 x 10-6 J E) 2.2 x 10-6 J 17. (8 points) Which of the following points on the y axis is at the highest potential? Assume the potential at infinity is zero. A) y = -0.2 m B) y = -0.1 m C) y = 0.0 m D) y 0.1 m E) y = 0.2 m

Answer 1

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