An alternating voltage source of variable angular frequency ω and fixed amplitude V is connected in series with a capacitance C and an electric bulb of resistance R (zero inductance). When ω is increased, what happens to the brightness of the bulb?

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Physics · Alternating Current

An alternating voltage source of variable angular frequency ω and fixed amplitude V is connected in series with a capacitance C and an electric bulb of resistance R (zero inductance). When ω is increased, what happens to the brightness of the bulb?

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The bulb glows brighter.

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Answer 1

The brightness of the bulb remains unchanged.

Answer 2

Net impedance of the circuit increases.

Answer 3

The bulb glows brighter.

Answer 4

The bulb glows dimmer.

An alternating voltage source of variable angular frequency ω and fixed amplitude V is connected in series with a capacitance C and an electric bulb of resistance R (zero inductance). When ω is increased, what happens to the brightness of the bulb?

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An alternating voltage source of variable angular frequency ω and fixed amplitude V is connected in series with a capacitance C and an electric bulb of resistance R (zero inductance). When ω is increased, what happens to the brightness of the bulb?

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