railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Network Theory Electrical Resonance Parallel Resonance
If each of the values of inductance, capacitance and resistance of a series LCR circuit are doubled, the Q-factor of the circuit would
1
reduce by a factor \(\sqrt 2\)
2
reduce by a factor 2
3
increases by a factor \(\sqrt 2\)
4
increase by a factor 2