Physics · Alternating Current
A capacitor, an inductor, and an electric bulb are connected in series to an AC supply of variable frequency. As the frequency of the supply is increased gradually from a low value, the brightness of the electric bulb is found to:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1show no change.
- 2increase, reach a maximum, and then decrease.✓
- 3decrease continuously.
- 4increase continuously.
Correct answer
increase, reach a maximum, and then decrease.
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