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AP® Physics C: E & M

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Three Point Charges in an Equilateral Triangle

APPHEM-KASEMH

Three identical point charges are arranged in fixed positions in an equilateral triangle as shown in the diagram below:

Created for Albert.io by Judy Stucky. Copyright 2016. All rights reserved.

In this configuration, the magnitude of the net electrostatic force one each point charge is $F$.

What will be the magnitude of the net electrostatic force, ${ F }_{ 2 }$, if the lengths of the sides of the triangle are halved?​

A

$F$

B

$2F$

C

$4F$

D

$8F$

E

$16F$