Problem 23.14 Enhanced with Feedback Part A Two 10-cm-diameter charged rings fac

Question

Problem 23.14 Enhanced with Feedback Part A Two 10-cm-diameter charged rings face each other, 20 cm apart. The left ring is charged to -15 nC and the right ring is charged to +15 nC What is the magnitude of the electric field E at the midpoint between the two rings? Express your answer wth the appropriate units You may want to review ( pages 641-643) Value Units Submit My Answers Give Up Part B What is the direction of the electric field E at the midpoint between the two rings? to the center of the left ring O to the center of the right ring Submit My Answers Give Up Part C What is the magnitude of the force on a proton at the midpoint? Express your answer with the appropriate units Value Units Submit My Answers Give Up Part D What is the direction of the force Fon a proton at the midpoint? O to the left ring O to the right ring Submit My Answers Give Up

Explanation / Answer

PartA) E = 2 kqz/(R^2+z^2)^1.5

= 2*9e9*15e-9*0.10/(0.05^2 +0.10^2)^1.5

= 19320 N/C

Part B) to the center of left ring

PartC) F = qE = 1.6e-19*19320 = 3.0912*10^-15 N

PartD) to the left ring

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