Physics-(general)

NEET Physics (general) MCQ Question

Type: MCQ-diagram based-Easy-Class 12

Consider a phasor diagram in an AC circuit where V is the hypotenuse and the sides are V_R and (V_C + V_L). What does the magnitude of the phasor (V_C + V_L) represent?

Question diagram
A

The net reactive voltage in the circuit.

B

The resistive voltage drop across the circuit.

C

The total supplied voltage in the circuit.

D

The instantaneous current amplitude.

Correct Answer

Option A

Detailed Explanation

In the phasor representation, V_C and V_L are along the same line but in opposite directions, combining to a single phasor (V_C + V_L) which represents the net reactive voltage.

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