Answer to Question #304858 in Electric Circuits for Bluebalda

Question #304858

Two charges Q1=+3.5 nC and Q2=-5.3 nC are separated by 10 cm. Calculate the electric potential at point B

1
Expert's answer
2022-03-02T14:42:15-0500

Electric potential

"V_1=\\frac{kq_1}{r}"

"V_1=\\frac{9\\times10^9\\times3.5\\times10^{-9}}{5\\times10^{-2}}=630V"

"V_2=\\frac{kq_2}{r}"

"V_2=-\\frac{9\\times10^9\\times5.3\\times10^{-9}}{5\\times(10)^{-2}}=-954V"

"V_{net}=V_1+V_2"

"V_{net}=630-954=-324V"


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