Multiple Choice
As shown in the figure,three small charges are equally spaced on the arc of a circle that is centered at the charge Q,where Q = +23 nC and all the other quantities are accurate to two significant figures.What is the magnitude of the net electric force exerted on the charge Q by the other three charges? (k = 1/4πε0 = 9.0 × 109 N ∙ m2/C2)
A) 2.6 × 10-4 N
B) 1.7 × 10-4 N
C) 2.1 × 10-4 N
D) 3.1 × 10-4 N
Correct Answer:

Verified
Correct Answer:
Verified
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