1) A point charge Q is located a short distance from a point charge 3Q, and no other charges are present. If the electrical force on Q is F, what is the electrical force on 3Q? 1) А) ЗF В) F/3 C) V3F D) F//3 E) F

Physics for Scientists and Engineers with Modern Physics
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Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter22: Electric Fields
Section: Chapter Questions
Problem 20P: Two 2.00-C point charges are located on the x axis. One is at x = 1.00 m, and the other is at x =...
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1) A point charge Q is located a short distance from a point charge 3Q, and no other charges are
present. If the electrical force on Q is F, what is the electrical force on 3Q?
1)
А) ЗF
В) FI3
C) V3F
D) F/3
E) F
Transcribed Image Text:1) A point charge Q is located a short distance from a point charge 3Q, and no other charges are present. If the electrical force on Q is F, what is the electrical force on 3Q? 1) А) ЗF В) FI3 C) V3F D) F/3 E) F
Expert Solution
Step 1

Force on charge Q-F1  = kQ×3Qr2....................(1)Electric force on 3Q -F2  = kQ×3Qr2...................(2)On comparing 1 & 2F1 = F2

Here, r is distance between charge Q and 3Q.

F is the force applied on charges.

K is coulomb's constant

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