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An a.c. voltage source of variable angul...

An a.c. voltage source of variable angular frequency `omega` and fixed amplitude `V_0` is connected in series with a capacitance C and an electric bulb of resistance R (inductance zero). When `omega` is increased

A

the bulb glows dimmer

B

the bulb glows brighter

C

total impedance of the circuit is unchanged

D

total impedance of the circuit increases.

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MODERN PUBLICATION-TEXTUAL QUESTIONS-EXERCISE
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  17. If in the circuit, power dissipation is 150 W, then R is

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  18. A wire when connected to 220 V mains supply has power dissipation P1. ...

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