Mathematics · AC Circuits
The capacitive reactance offered by a capacitor to an alternating current of frequency 'f' is 10 Ω. If the operating frequency is changed to '2f', what will be the new capacitive reactance?
- 140 Ω
- 220 Ω
- 32.5 Ω
- 45 Ω✓
Correct answer
5 Ω
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