A tuned circuit has a Q of 80 at its resonant frequency of 480 kHz. What is its bandwidth?
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- You are an electrician working in a plant. A series resonant circuit is to be used to produce a high voltage at a frequency of 400 Hz. The inductor has an inductance of 15 mH and a wire resistance of 2 . How much capacitance should be connected in series with the inductor to produce a resonant circuit? The voltage supplied to the circuit is 240 V at 400 Hz. What is the minimum voltage rating of the capacitor?The bandwidth of a series resonant circuit is 400 Hz. If the resonant frequency is 4000 Hz, what is the value of Q.?Calculate the resonant frequency of the circuit in below figure. Vm' cos wt 100 mH 0.5 mF www €2092
- Calculate the bandwidth in kHz Blank 1 and an inductor's Q Blank 2 at100MHz. It has an inductance of 6mH and a series resistance of 1.2k2.. A resonant circuit has a peak output voltage of 4.5 mV. What is the voltage output at the upper and lower cutoff frequencies?Answer the following questions: 6. Describe the current and impedance in a series RLC circuit at resonance.7. Describe the current and impedance in a parallel RLC circuit at resonance.
- How many decades are between f 1 =20 Hz and f2 = 4.5 kHz.a. How many octaves?A series LC circuit is resonant at 150 kHz and has a Q of 50. What is the bandwidth?The resonant converter having fixed value of resonant frequency 48 Hz and capacitance of 2 muF. Find the inductance of this resonant converter a. 2.64 H b. 5.49 H c. 33.12 H d. 34.51 H
- 9) Amoving coil voltmeter has a uniform scale with 100 divisions, the full scalereading is 200 Vand 1/10 of a scale division can be estimated with a fair degree of certainty. Determine the resolution of the instrument in volt. 10) Eight different students tuned in the circuit for resonance and the values ofresonant frequency in kHz were recorded as: 412, 428, 423, 415, 426, 411, 423, 416 Calculate the following: (a) Arithmetic mean (b) Average deviation (c) Standard deviation (d) Variance.The below 4 figures are the angle of the transfer function of passive filters. Phase (deg) -45- Phase (deg) (Cep) sid 45 10 10 Frequency (radisec) 10² Frequency (rad/sec) Figure-1 shows the frequency response of Figure-2 shows the frequency response of Figure-3 shows the frequency response of Figure-4 shows the frequency response of 4) ( + 4 10 10" 10In the circuit of Figure, the magnitudes of V₁ and V at the resonance are twice L C that of VD. The inductance of the coil for R* 50 Hz is 520⁰ VR www. 502 Vc ell V₁