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  • In an oscillating LC circuit the maximum charge on the capacitor is Q. The charge on the capacitor when the energy is stored equally between the electric and magnetic field is:<div class='qna-o

In an oscillating LC circuit the maximum charge on the capacitor is Q. The charge on the capacitor when the energy is stored equally between the electric and magnetic field is:

Option: 1

\frac{Q}{2}


Option: 2

Q


Option: 3

\frac{Q}{\sqrt{2}}


Option: 4

\frac{Q}{2\sqrt{2}}


Answers (1)

best_answer

 

 

Let Q denote maximum charge on capacitor. Let q denote charge when energy is equally shared

                                           \begin{array}{c}{\frac{1}{2} \times \frac{1}{2} \frac{Q^{2}}{C}=\frac{1}{2} \frac{q^{2}}{C}} \\ \\ {Q^{2}=2 q^{2}} \\ \\ {q=\frac{Q}{\sqrt{2}}}\end{array}

Posted by

Irshad Anwar

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