A student draws the voltage phasors for a series RLC circuit to the scale

PHYSICS · Single correct · CBSE · Physics · Alternating Current · Alternating Current

Problem

1\,\text{cm} = 20\,\text{V}

. The phasor for the resistive voltage drop measures

6\,\text{cm}

along the horizontal axis. If the rms current in the circuit is

5\,\text{A}

, the resistance of the circuit is (a)

30\,\Omega

(b)

12\,\Omega

(c)

24\,\Omega

(d)

34\,\Omega