Advertisements
Advertisements
प्रश्न
A parallel LC resonant circuit is used as ______
पर्याय
a tunning circuit in a television receiver set.
a transformer
a rectifier
a filter circuit
Advertisements
उत्तर
A parallel LC resonant circuit is used as a filter circuit.
APPEARS IN
संबंधित प्रश्न
In a series LCR circuit at resonance, the applied emf and current are - ______
A series LCR resonant circuit is used as ______
State any one characteristic of a parallel LC AC resonance circuit.
In the LCR series circuit, what are the (a) impedance and (b) reactance at current resonance?
A parallel plate air condenser of capacity 10 µF is charged to a potential of 1000 V. The energy of the condenser is ______
Out of the following graphs, which graph shows the correct relation (graphical representation) for LC parallel resonant circuit?
In series resonance, LCR circuit, below the resonant frequency, the circuit is ____________.
In the given electrical circuit, which one of the following equations is a correct equation?
In parallel resonance, the current will be minimum, when ____________.
In a resonance tube, first and second resonance positions occur respectively at 28 cm and 88 cm. If the frequency of the fork is 300 Hz, then the speed of sound is ____________.
In LCR circuit, the capacitance is changed from C to 4C. For some resonant frequency, the inductance should be changed from L to ____________.
At what frequency (approximate) will the inductive reactance of 4 H inductance be equal to the capacitive reactance of 4 µF capacitance?
In series resonant circuit, at resonance, ____________.
A coil of 16 mH and a capacitor of 10 µF are in series with an A.C source along with 5 `Omega` resistances. If inductive reactance is equal to capacitive reactance, then the angular frequency (in rad/s) of source is ____________.
The resonant frequency of a series LCR circuit is 'f'. The circuit is now connected to the sinusoidally alternating e.m.f of frequency '2f'. The new reactance X'L and X'C are related as ____________.
The LCR series and parallel resonant circuits are respectively called as ____________.
An electric lamp connected in series with a capacitor and an AC source glows with a certain brightness. (a) How does the average power change on increasing the capacitance? (b) How does the brightness of the lamp change on increasing the capacitance?
What are the Uses of rejector circuit?
In an L-C-R series resonant circuit, the angular frequency at resonance is ‘ω’. When the inductance of inductance is made twice and capacitance of the capacitor is made four times, the angular frequency at resonance is ‘ω₁’. The ratio of ω: ω₁ is
