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MCQs for Alternating Current
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MCQs for Alternating Current
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11 Questions

1. In an alternating current circuit consisting of elements in series, the current increases on increasing the frequency of supply. Which of the following elements are likely to constitute the circuit?
2. Quality factor and power factor both have the dimensions of
3. In which of the following circuits the maximum power dissipation is observed?
4. At resonance frequency the impedance in series LCR circuit is
5. A transformer works on the principle of
6. At resonant frequency the current amplitude in series LCR circuit is
7. In a pure capacitive circuit if the frequency of ac source is doubled, then its capacitive reactance will be
8. In the case of an inductor
9. In which of the following circuits the maximum power dissipation is observed?
10. In an alternating current circuit consisting of elements in series, the current increases on increasing the frequency of supply. Which of the following elements are likely to constitute the circuit?
11. A transformer works on the principle of

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