When two point charges are a distance r apart, the electric force that each one feels from the other has magnitude F. In order to make this force 4 times as strong, the distance would have to be changed to O r/2 O 4r 2r O r/16 O r/4

When two point charges are a distance r apart, the electric force that each one feels from the other has magnitude F. In order to make this force 4 times as strong, the distance would have to be changed to O r/2 O 4r 2r O r/16 O r/4

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter1: Physics And Measurement

Section: Chapter Questions

Problem 1.4CQ: Express the following quantities using the prefixes given in Table 1.4. (a) 3 10-4 (b) 5 10-5 s...

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Question

When two point charges are a distance r apart, the electric force that each one feels from the other has magnitude F. In order to
make this force 4 times as strong, the distance would have to be changed to
r/2
O 4r
2r
O r/16
O r/4

8.85 x 10-12 C2
Useful Constants:
k = 9.00 x 10° Nm2
C2
%3D
€0 =
Nm2
e = 1.6 x 10-19C
%3D
me = -31 kg
= 9.11 × 10
31 kg

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