Part A What is the electric potential at points A, B, and C in the figure? Assum

Question

Part A

What is the electric potential at points A, B, and C in the figure? Assume that q = 1.7nC , r1= 1.4cm , and r2 = 1.6cm . (Figure 1)

Enter your answers numerically separated by commas.

Part B

What is the potential difference ?VAB?

Express your answer to two significant figures and include the appropriate units.

Part C

What is the potential difference ?VBC?

Express your answer with the appropriate units.

Part A What is the electric potential at points A, B, and C in the figure? Assume that q = 1.7nC , r1= 1.4cm , and r2 = 1.6cm . (Figure 1) Enter your answers numerically separated by commas. Part B What is the potential difference ?VAB? Express your answer to two significant figures and include the appropriate units. Part C What is the potential difference ?VBC? Express your answer with the appropriate units.

Explanation / Answer

A)

VA=kq/r1

=9*10^9*1.7*10^-9/1.4*10^-2

=1092.85 volt

VB=kq/r1

=9*10^9*1.7*10^-9/1.4*10^-2

=1092.85 volt

VA=kq/r1

=9*10^9*1.7*10^-9/1.6*10^-2

=956.25 volt

B)

dVAB=VA-VB=0 volt

C)

dVBC=VB-VC=

=1092.85-956.25

=136.6 volt ...............is answer

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