Resonance frequency for parallel LC circ...

Resonance frequency for parallel LC circuit is given by

`(LC/(2pi)`

`1/(2pisqrt(LC)

`(2pi)/(LC)`

`sqrt(LC)/(2pi)`

Text Solution

Verified by Experts

Topper's Solved these Questions

AC CIRCUITS
CHETANA PUBLICATION|Exercise Exercise|122 Videos
Current Electricity
CHETANA PUBLICATION|Exercise Exercise|92 Videos

Similar Questions

Explore conceptually related problems

Define resonance frequency in parallel resonance. Obtain an expression for resonance frequency in parallel LC circuit. Also discuss the variation of current with frequency.

The resonant frequency of a parallel LC circuit is 1000 kHz. If L = 3mH, find the capacitance used.

Keeping the source frequency equal to the resonating frequency of the series LCR circuit, if the three elements,L , C and R are arranged in parallel,show that the total current in the parallel LCR circuit is minimum at this frequency. Obtain the current rms value in each branch of the circuit for the elements of frequency . Source has emf 230 V and L = 5.0 H , C = 80 mu F and R = 40 Omega .

To reduce the resonant frequency in an LCR series circuit with a generator

Obtain the resonant frequency omega_r of a series LCR circuit with L = 2.0 H, C= 32 mu F and R = 10 Omega . What is the Q-value of this circuit?

Obtain the resonant frequency and Q-factor of a series LCR circuit with L = 3.0 H, C = 27 mu F , and R = 7.4 Omega . It is desired to improve the sharpness of the resonance of the circuit by reducing its 'full width at half maximum' by a factor of 2. Suggest a suitable way.

A circuit of negligible resistance has an inductance of 10 mH and a capacitance of 0.1 mu F . The resonant frequency of the circuit is nearly

An oscillator circuit consists of an inductance of 0.5 mH and a capacitor of 20 muF . The resonant frequency of the circuit is nearly

Derive an expression for the instantaneous current in a parallel LC circuit. Obtain an expression for its impedance.

The value of impedance in parallel LC circuit at resonance is (assuming inductor and capacitor to be ideal)

CHETANA PUBLICATION-AC CIRCUITS-Exercise

In LCR series drcuit apparent power is
Text Solution
|
Seled true statement for purely inductive circuit
Text Solution
|
Resonance frequency for parallel LC circuit is given by
Text Solution
|
In LCR series drcuit, at resonance the applied e.m.f. and current
Text Solution
|
In series LCR circuit, at resonance impedance
Text Solution
|
In series LCR circuit R = 4Omega, L = 0.2 H and C = 0.1 F, at resonanc...
Text Solution
|
The impedance of LCR circuit increases with frequency when
Text Solution
|
Which of the following depends upon frequency?
Text Solution
|
In an R.C. circuit resistance = 4 Omega and XC = 3 Omega, then power f...
Text Solution
|
In a circuit L,Cand R are connected in series with an alternating volt...
Text Solution
|
In an AC circuit, e and i are given by e = 150 sin 150 t V and i = 150...
Text Solution
|
In a series LCR circuit the phase difference between the v oltage and ...
Text Solution
|
Select and write the most appropriate answer. The instantaneous curren...
Text Solution
|
An L- C - R series circuit is joined to a source of alternating e.m.f....
Text Solution
|
In an A.C. circuit I =10 cos (100t) ampere and V = 20 sin (100t). The ...
Text Solution
|
An alternating e.m.f. is applied to a series L - C - R circuit. It the...
Text Solution
|
Answer the following in short. What isthe power factor for a purely re...
Text Solution
|
State the condition for series resonance. Obtain an expression for res...
Text Solution
|
What is the phase difference between current and e.m.f. in a purely ca...
Text Solution
|
A alternating e.m.f. e = 200 sin (100 pit) is connected across a resis...
Text Solution
|