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Byju's Answer

Standard XII

Physics

Capacitor in an AC Circuit

Three capacit...

Question

Three capacitors, each of capacitance C are connected to a battery of voltage V. When key K is closed, the charge which will flow through the battery is -

2 C V

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C V

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\frac{C V}{2}

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\frac{C V}{3}

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Solution

The correct option is B $C V$
$w h e n t h e k e y i s c h r s e t t h e t w o c a p a c i t o r w h i c h a n p a n a l l e l g e t s h o r t c i r c u i t e d . S o t h e n w i l l b e o n l y o u r c a p a c i t o r -$

$s o c h a n g e t w o i s q = C V .$

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Three capacitors, each of capacitance C are connected to a battery of voltage V. When key K is closed, the charge which will flow through the battery is -

The correct option is B CVwhenthekeyischrsetthetwocapacitorwhichanpanallelgetshortcircuited.Sothenwillbeonlyourcapacitor− sochangetwoisq=CV.

The correct option is B $C V$
$w h e n t h e k e y i s c h r s e t t h e t w o c a p a c i t o r w h i c h a n p a n a l l e l g e t s h o r t c i r c u i t e d . S o t h e n w i l l b e o n l y o u r c a p a c i t o r -$

$s o c h a n g e t w o i s q = C V .$