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Question


The electric flux for Gaussian surface A that enclose the charged particles in free space is (given q1=14 nC, q2=78.85 nC, q3=56 nC)

A
103 Nm2 c1
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B
103 CN1 m2
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C
6.32×103 Nm2 C1
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D
6.32×103 CN1 m2
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Solution

The correct option is A 103 Nm2 c1

Flux is due to charges enclosed per ϵ0
Total flux =(14+78.8556)nC/ϵ0
=8.85×109C×4π4πϵ0=8.85×109×9×109×4π
=1000.4 Nm2/C i..e. 1000 Nm2C1


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