Test: Frequency Response - Electronics and Communication Engineering (ECE) MCQ

A parallel resonant circuit has a midband admittance of 25 x 10^-3 S, quality factor of 80 and a resonant frequency of 200 krad/s.The value of R is

A parallel resonant circuit has a midband admittance of 25 x 10^-3 S, quality factor of 80 and a resonant frequency of 200 krad/s.The value of C is

A parallel RLC circuit has R =1 kΩ and C = 1 μF. Thequality factor at resonance is 200. The value of inductor is

A parallel circuit has R =1 k , C = 50 μF and L = 10mH. The quality factor at resonance is

A series resonant circuit has an inductor L = 10 mH.The resonant frequency ω_o = 106 rad/s and bandwidth is BW = 10³ rad/s. The value of R and C will be

A series resonant circuit has L = 1 mH and C = 10μF. The required R for the BW 15.9  Hz is

For the RLC parallel resonant circuit when R = 8 kΩ , L = 40 mH and C = 0.25 μF, the quality factor Q is

The maximum voltage across capacitor would be

For the circuit shown in fig. resonant frequency f_o is

For the circuit shown in fig. the resonant frequency f_o is 

The network function of circuit shown in fig. is

The value of input frequency is required to cause again equal to 1.5. The value is

In the circuit of fig. phase shift equal to -45⁰ is required at frequency ω =20 rad/s . The value of R is

For the circuit of fig., Vs is the source voltage and the response is the resistance voltage Vo, R = 30Ω and L = 2H. Suppose the input frequency is adjusted until the gain is equal to 0.6. The value of the frequency is

Bode diagram of the network function V_o /V_s for the circuit of fig.  is