Q1/ For the below system, if you know that the input is (t) = A sin(wt) , explain and draw the relationship between the value of B and (the magnitude and the phase) of the output? R(s) 1 G(s) = C(s) (s +B)
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- Assume that the voltage drop across the resistor, ER, is 78 V, that the voltage drop across the inductor, EL, is 104 V, and the circuit has a total impedance, Z, of 20 . The frequency of the AC voltage is 60 Hz. ETITZ20VAPFER78VIRRPEL104VILXLVARsLLSolve for the circuit below, given the values specified. (Es = 10V, f = 10 KHz) , R1=120 C1=0.2 μF. 1. XC= 2. IC= 3. VC4. VR= 5. PR=6. Z= 7. IR = 8. VA= 9.IT= 10.PT= 11. Pf=X=67 and the sources in the circuit are given in frequency environment. When converting capacitors and coils, take ω = 25 rad / s. Find the value of Ix .
- An impedance of R=100 ohms and L=20 mH is connected across another impedance of R=150 ohms and C=250 microfarad. Determine at which frequency, this circuit will resonate across a variable AC frequency source of 240 V. Determine also the Q factor of the coil used.A Phase modulator has a carrier signal of ec = (√34) cos 2π(735x103)t and phase deviation constant of 100/V. Determine the amplitude of the modulating signal that will produce a PM signal equal to 3 cos 2π(735k)t + 5 sin 2π(735k)tAnswer: 30.096 VA coil with R=7.7 Ohms and L=23.7 mH, is in parallel with a 3.87 mF capacitance. Calculate the impedance at resonance (in ohms)?
- The circuit of the given figure represents the first three stages of a typical AM or FM receiver. Find the following: a.) Total power gain APT(dB) b.) Pin(dBm) c.) Pout(dBm)Write in rectangular and polar notations, the impedance of each of the following circuits at a frequency of 50Hz. That have a, 2.1 A resistor of 2002 in series with an inductor of 0.1H.(a) A capacitor of capacitance 30 µF and resistance 40 Q is connected to a 100 V, 50 Hz supply. Calculate (i) the circuit impedance (ii) circuit current (iii) voltage across resistor and capacitor (iv) phase angle between the current and the supply voltage. (b) If the above circuit have to work under resonance, then find the value of inductance of the coil to be connected.
- POWER SİSTEMS high voltage technique it is possible to measure pulsed (AND ANSWER THE SAME QUESTION FOR AC AND DC ) high voltages with the help of two spheres of equal radius placed on the same axis. In which case the approximate impulse,AC AND DC voltage value that can be measured with such a system with diameters of 500 mm and known spacing between them is 2.5 cm, is given correctly. (Ambient conditions are neglected and take Ed = 30 kV / cm2 k = 0.9) a) 68,65114 kV b) 81.30081 kv c) 97,08737 kv d) 65,35947 kv e) 57.48835 kv f) 46.21612 kv PLEASE ANSWER THE SAME QUESTION FOR DC HİGH VOLTAGE AND AC HİGH VOLTAGE WHAT THE DIFFERENCE BETWEEN THEMAn FM Broadcast receiver tunes from 88 MHz to 108 MHz. The IF is 10.7 MHz. The local oscillator uses a variable capacitor with a minimum value of 102 pF. Suppose the mixer uses high-side injection, what is the value of the inductor (in nH) so that the local oscillator will tune the receiver to the highest frequency on the band when the capacitor is minimum? Round off your answer to 2 decimal places.A 240 V, 50 Hz AC supply is applied a coil of 0.08 H inductance and 4 Ω resistance connected in series with a capacitor of 8 μF. Calculate the following − Impedance, Circuit current, Phase angle between voltage and current, Power factor, Power consumed,Q-factor of the circuit at resonant frequency. Q-factor of the circuit at resonant frequency.