Figure (a) shows plot of voltage across the capacitor as a functi… - Vidyadip

MCQ

Figure $(a)$ shows plot of voltage across the capacitor as a function of the driving frequency for a sinusoidally driven electromagnetic oscillator $LCR$ circuit. Figure $(b)$ shows phase angle $\phi$ (phase difference between voltage and current) vs $\omega/\omega_0$ graph for same circuit, for three different quality factor graph $1, 2, 3$ of figure $(a)$ and each one can be matched by one of graphs $a, b, c$ also of figure $(b)$ :-

A
Graph $(3)$ corresponds to graph $(a)$
B
Graph $(1)$ corresponds to graph $(c)$
✓
The circuit of graph $1$ has high quality factor.
D
The circuit of graph $3$ has high quality factor.

✓

Answer

Correct option: C.

The circuit of graph $1$ has high quality factor.

c
c

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