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(a) Find the input impedance of the circuit in Fig. 13.91 using the concept of reflected impedance.
(b) Obtain the input impedance by replacing the linear transformer by its T equivalent.
(Combinational versus Sequential Circuits) Which of the fol¬lowing contain circuits that are likely to be combinational and which contain sequential circuits? Explain your rationale.
The messages being sent are 2 milliseconds long. Computer A starts sending a message on the bus; 250 microseconds later, Computer B starts to send a message, and 250 microseconds after that, Computer C starts to send a message.
A 1GB DRAM uses 4-bit data and has equal-length row and column addresses. How many address pins does the DRAM have?
Mrs. Brooke owns a robot with an FSM brain. The robot walks from left to right along a paper type containing a sequence of 1's and 0's. On each clock cycle, the robot walks to the next bit.
Assume R1 = 1 M-ohm, R2 = 3 M-ohm, and C = 1.5 F. Also take the initial voltage across the capacitance to be VC(0) = 4 V. The voltage source VS has a voltage of 9 etV. The switch is closed at time t=0.
A. Determine the fundamental frequency w0, the period t0, and the coefficients in the representation X(t) = x0 + Re{(sigma)k=1N Xkejkwot} for the above input. C. Now consider a new signal y(t) = x(t) + 10 cos (50 pi t - pi/6). How is the spectrum ..
Assume Rayleigh fading channel with BPSK modulation. Using MATLAB, plot bit error probability (BEP) under both coherent and non-coherent detection. Your figures should include plots from both analysis and simulation. Use average SNR (complex) from..
A six-cylinder, four-stroke, 4.5-L compression-ignition engine operates on the ideal diesel cycle with a compression ratio of 17. The air is at 95 kPa and 55°C at the beginning of the compression process and the engine speed is 2000 rpm.
If the transformer is connected to a load with 0.6 power factor leading, calculate the input impedance
consider a random data paatern consisting of binary 1's and 0's , where the probability of obtaining either binary 1 or binary 0 is 2/3 and 1/3 respectively . calculate PSD for bipolar NRZ signaling .what is first null bandwidth of the signal.
An energy-storage network consists of series-connected 16-mH and 14-mH inductors in parallel with series-connected 24-mH and 36-mH inductors. Calculate the equivalent inductance.
A charged parallel-plate capacitor is disconnected from a battery, and the plates are pulled a small distance further apart. For the following quantities, indicate where they increase, decrease, or stay the same.
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