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The capacitor in the figure is initially uncharged. What will happen to the brig

ID: 1564343 • Letter: T

Question

The capacitor in the figure is initially uncharged. What will happen to the brightness of the lightbulb after the switch is closed? Its brightness increases slowly, reaching maximum brightness after a long time. It lights up immediately and stays at the same brightness after that. It is brightest at the initial instant, then dims progressively and becomes dark after a long time. It is dark at the initial instant, reaches maximum brightness after a few second and then dims to half the maximum brightness after a long time It stays dark at all times.

Explanation / Answer

(13) After closing the switched, current will flow through the circuit and bulb get light up and the current used to charged the capacitor due to which current start decreasing and hence the bulb dims progresively and finly get off when current become zero.

Option C.

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