Two point charges 2.5 cm apart have an electric potential energy -200 μJ . The total...
Two point charges 2.5 cm apart have an electric potential energy -200 μJ . The total charge is 33 nC .
What are the two charges?
Express your answers using two significant figures. Enter your answers numerically separated by commas.
Homework Answers
EPE = kQq / d
and Q = 33nC - q.
So
-200e-6 J = 8.99e9N·m²/C² * (33e-9C - q) * q / 0.025m
This is quadratic and solves to
q = -?nC
Q = ? nC
Note that q + Q = 33 nC
Add Answer to:
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Two
point charges 3.0 cm apart have an electric potential energy -105
uJ. The total charge is 25 nC.
a. What is the lesser charge
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Please post all work, thank you :)
ve an electric potential energy What is the lesser charge? nC Submit Part B What is the larger charge? Express your answer using three significant figures. nC mitRequest Answet
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