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Karnataka Board PUCPUC Science Class 11

A Capacitor of Capacitance C is Charged to a Potential V. the Flux of the Electric Field Through a Closed Surface Enclosing the Capacitor is

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Question

A capacitor of capacitance C is charged to a potential V. The flux of the electric field through a closed surface enclosing the capacitor is

Options

  • `(CV)/∈_0`

  • `(2CV)/∈_0`

  • `(CV)/(2∈_0)`

  • Zero

MCQ
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Solution

Zero

Since the net charge enclosed by the Gaussian surface is zero, the total flux of the electric field through the closed Gaussian surface enclosing the capacitor is zero.

Here , 

Φ = Electric flux 

q = Total Charge enclosed by the Gaussian surface . 

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Chapter 9: Capacitors - MCQ [Page 164]

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