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प्रश्न
If the phasor diagram for a device connected to an AC supply is as shown in the figure, then which of the following statements is true?
विकल्प
When the frequency of the AC source is increased, then the impedance of the device decreases.
This device behaves as a conducting wire when connected across a DC source.
When the frequency of the AC source is decreased, then the impedance of the device decreases.
This device stores energy in the form of magnetic potential energy.
MCQ
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उत्तर
When the frequency of the AC source is increased, then the impedance of the device decreases.
Explanation:
As in the phasor diagram, current leads the voltage, so the given appliance is a capacitor.
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