Resonance - 2 Starter Quiz

For the circuit shown in figure below, if the coupled coils are in additive polarity; the resonance frequency is √2 rad/sec. Now, if those two coils are in opposing polarity, then the resonance frequency would be ______ rad/sec.

For parallel RLC circuit having

R = 2000 Ω, L = 240 × 10^–3 H and C = 54 × 10^–6 F

Q-factor is ____________ in resonance.

The network shown below has a resonant frequency of 150 kHz and bandwidth of 600 Hz. The Q-factor of the network is ______. (round off to nearest integer)

An inductor having a Q-factor of 60 is connected in series with a capacitor having a Q-factor of The overall Q-factor of the circuit is ________. (round off to nearest integer)

For the circuit shown below resonant frequency f₀ is ____ kHz.

A 440V, 150Hz ac source supplies a series circuit consist of a capacitor and a coil. If the coil resistors is 10mΩ and capacitor value is 500 μF and the circuit is resonating at f = 100Hz. What will be the upper half power frequency (in Hz) for the mention circuit ?

For the circuit shown below, find the resonant frequency.