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1. What is the CMRR of a 741C at 100 kHz? The MPP value when the load resistance is 500 V? The open-loop voltage gain at 1 kHz?
2. What is the initial slope of a sine wave with a frequency of 15 kHz and a peak value of 2 V? What happens to the initial slope if the frequency increases to 30 kHz?
A coil of wire would around a toroid. The core has a length of 12.5 cm, a cross sectional area of 8cm2, and a relative permeability of 200. Calculate the equivalent reluctance of the core.
A three-phase wye-delta transformer is rated 225-kV:24-kV, 400 MVA and has a single-phase equivalent series reactance of 6.08 ohms as referred to its high-voltage terminals. The transformer is supplying a load of 375 MVA
What is the region of operation of an enhancement NMOS device if the gate is connected to the drain and a positive voltage greater than the threshold is applied to the drain with respect to the source? If the applied voltage is less than the thr..
Determine the fundamental frequency w0, the period t0, and the coefficients in the representation X(t) = x0 + Re{k=1N Xkejkwot} for the above input. Remember, you can do this problem without evaluating any integrals.
An input signal of 10V at 0o is applied to a parallel RLC circuit with resistor R = 10 , inductive reactance XL = 20 , and a capacitive reactance XC = 10 . All three components are connected in parallel to the source.
Write mathematical expressions for the current iL and the voltage vL following the closing of the switch.- Sketch the waveform of iL and vL for the entire period from initial value to steady-state level.
If a sonusoidal waveform has a frequency fo=1,010Hz and is sampled with fs=100Hz, what value of fa is perceived from the samples
Design I/O wiring to control forward and reverse 12Vdc motor using PLC OMRON CJ1M. Consider that the forward movement of the motor will be controlled by a forward button and the reverse movement of the motor will be controlled by a reverse button
A full wave center-tapped transformer rectifier ina power supply provides an average dc output voltage of 14V onwhich a maximum ripple of ±0.5 volt is allowed. Diodeshave a 0.7 Volt drop when conducting. Assuming a resistive load of120 ohm
Determine the current through each of the impedance elements given below. Assume an applied voltage of 480 ? 30o V. Express your answers in polar form. a. Z = 50 + j0Ω b. Z = 20 + j15Ω c. Z = 30 - j25Ω
Find and draw the Thévenin equivalent of the circuit shown. The load resistor is RL.- Find and draw the Norton equivalent of the same circuit.
2 coils are 80% magnetically coupled for a magnetic system. Suppose that coil 1 is excited by AC voltage V1=200 v with current I1=1 A, all in rms values at 60Hz, while coil 2 is open and receives an induced voltage V2 = 50 v in rms.
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