Question 3: (4 marks) Find the transfer function, X(s)/F(s), of the following system? k₂ k₁ C M

Assume that the voltage drop across the resistor, ER, is 78 V; the voltage drop across the capacitor, EC, is 104 V; and the circuit has a total impedance, Z, of 20 . The frequency of the AC voltage is 60 Hz. Find the missing values. ET ER78V EC104V IT IR IC Z20 R XC VA P VARSC PF C

4. What is frequency?

A postage stamp capacitor has the following color marks starting at the upper-left dot: black, orange, orange, black, silver, and white. What are the capacitance value and tolerance of this capacitor?

The closed transition contactor is energized only on transfer from star to delta. How is this accomplished?

Inductive Circuits Fill in all the missing values. Refer to the following formulas: XL=2fLL=XL2ff=XL2L Inductance (H) Frequency (Hz) Inductive Reactance ( ) 1.2 60 0.085 213.628 1000 4712.389 0.65 600 3.6 678.584 25 411.459 0.5 60 0.85 6408.849 20 201.062 0.45 400 4.8 2412.743 1000 40.841

What frequency must be applied to a 33-mH inductor to produce an inductive reactance of 99.526 ?

Assume that the circuit in Figure 18-1 has an apparent power of 144 VA and a true power of 115.2 W. The inductor has an inductance of 0.15915 H, and the frequency is 60 Hz. ET ER EL IT IR IL Z R XL VA144 P115.2 VARSL PF L0.15915H

Which of the following is the capacitance of two 20-microfarad running capacitors connected in parallel? 10 microfarad 20 microfarad 30 microfarad 40 microfarad

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. ETITZ20VAPFER78VIRRPEL104VILXLVARsLL