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Phasor diagram of a series AC circuit is...

Phasor diagram of a series `AC` circuit is shown in figure. Then,

A

The circuit must be containing resistor and capacitor only

B

The circuit must be containing resistor and inductor only

C

The circuit must be containing all three elements L, C and R

D

The circuit cannot have only capacitor and inductor

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The correct Answer is:
D

In case of only capacitor and inductor phase difference between current and voltage should be `90^@`
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