In the figure, three thin plastic rods form quarter-circles with a common center of curvature at the origin. The uniform charges on the three rods are Q¡ = 30 nC, Q2 = 3·Q1, and Q3 = 8.Q1. What is the net electric potential at the origin due to the rods? Give your answer in volt. (ke = 1/4ne, = 9.0 × 10° Nm²/C² ) y (cm) 4.0- Qs Q2 2.0 1.0 %3D - x (cm) %3D 4πεο

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In the figure, three thin plastic rods form
quarter-circles with a common center of
curvature at the origin. The uniform charges on
the three rods are Q, = 30 nC, Q2 = 3•Q1, and
Q3 = 8.Q1. What is the net electric potential at
the origin due to the rods? Give your answer in
volt. (ke = 1/4ne, =
у (сm)
4.0
Qs
Q2
2.0
1.0
- x (cm)
9.0 x 10° Nm²/C²)
Transcribed Image Text:In the figure, three thin plastic rods form quarter-circles with a common center of curvature at the origin. The uniform charges on the three rods are Q, = 30 nC, Q2 = 3•Q1, and Q3 = 8.Q1. What is the net electric potential at the origin due to the rods? Give your answer in volt. (ke = 1/4ne, = у (сm) 4.0 Qs Q2 2.0 1.0 - x (cm) 9.0 x 10° Nm²/C²)
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