102. The electric potential at a distance r from a positive point charge is 45 V. The potential increases to 50 V when the distance from the charge decreases by 1.5 m. What is the value of r? A 1.3 m B 1.5 m 7.9 m D 15 m

102. The electric potential at a distance r from a positive point charge is 45 V. The potential increases to 50 V when the distance from the charge decreases by 1.5 m. What is the value of r? A 1.3 m B 1.5 m 7.9 m D 15 m

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter16: Electrical Energy And Capacitance

Section: Chapter Questions

Problem 13P: (a) Find the electric potential, taking zero at infinity, at the upper right corner (the corner...

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102.
The electric potential at a distance r from a positive point charge is 45 V. The potential increases
to 50 V when the distance from the charge decreases by 1.5 m. What is the value of r?
A
1.3 m
в
1.5 m
7.9 m
D
15 m

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