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A 3-bit binary counter can be implemented with 3 T-flip-flops and some additional logic. Design the counter. Draw the block diagram (gates) and show the Boolean logic the input into each Flip-flop.
A gallium-arsenide crystal at 200K containing only donor impurities was found to have hole concentration to be one fifth that of the electron concentration. Determine the actual carrier concentratio
Calculate the carrier concentrations and the type of semiconductor if a pure silicon crystal at 300K is doped with 2.5×10^13 cm-3 boron atoms.
how many decimal numberes can be represented by 10-bits. what is the largest unsigned decimal number that can be represented by 10-bits.
The sampling frequency in a DSP system is fs=8 kHz. Anti-aliasing filter used in the system is the second-order Butterworth filter with cutoff frequency of fc=3.4 kHz. What is the percentage of alia
Thre identical impedances are connected to a 3 phase, 415 V, 50Hz Y connected supply, the load draws 21kW at a power factor of 0.82 lagging. Draw all possible wiring arrangements for the load connect
Complete the following table of flip-flop excitation values required to produce the indicated flip-flop state changes, where y indicates the present state and Y the desired next state of the flip-fl
find the complex exponential fourier series representation for a) x(t)=1 for t<1 and x(t)=2-t for t>=1b) x(t)= t^2-1 for all t
discharge a capacitor of 1mF charged with a voltage of 1 volt we connect it, at time t = 0, with a esistor of R ohm. When we measure the voltage we find it to be V(r) (t) = e ^(-t) u(t). Determine t
The sampling frequency in a DSP system is fs=16 kHz. Anti-aliasing filter used in the system is the second-order Butterworth filter with cutoff frequency of fc=4.2 kHz. What is the percentage of ali
A heat pump maintains a dwelling at 68 F. When operating steadily, the power input to the heat pump is 5 hp, and the heat pump receives energy by heat transfer from 55 F well water at a rate of 500
1. Compare a script tool such as Matlab to a block tool like Simulink and how you can use them efficiently. 2. Convert the designed prototype filter to highpass filter with cutoff frequency f_C=10,000
Convert the designed prototype filter to highpass filter with cutoff frequency f_C=10,000 Hz, with 30 db attenuation at f_S=1000 Hz. Determine the transfer function of the filter.
A six pole,60 Hz synchronous motor is connected to an infinit bus of 15 KV through a transmission line.The synchronous reactance of the motor is 5 ohm ,and the inductive reactive reactance of the tr
a) Calculate alpha, omega-sub-delta, and omega-sub-zero. b) write the equation which describes the current i for t>0. c) determine the maximum value of i, and the time at which it occurs, if the in
For a conductive metal the Fermi energy was determined to be 7.01eV at 300K. a)What is the probability of an electron occupying the energy level of 7.15eV b)What would the probability become if the te
The fiber has a loss of 0.25 dB/km, and there is a splice with a loss of 0.1 dB every km. The coupling loss at the receiver is 0.5 dB, and the receiver uses an InGaAs APD with a sensitivity of -39 d
Design a synchronous 2-bit, binary, up-counter using the following specification: The counter has five inputs ( not including the clock) and three outputs. The inputs are CLR ("Clear"), LOAD, COUNT,
if we have a circuit with R= 5, L=22mH, C=22nF , Vs=10 and the switch S was opens for a long time and it closes at time t=0 second. all connected in series, how can i find the voltage in the capacit
A synchronous motor exited by 5 kV source has a synchronous reactance of 5 ohm .The motor is running without any mechanical load(the output real power is zero). Ignore all losses and calculate thr e
Perform the calculation from t = 0 to 20 s with step size of 1 s. Use an initial condition that the parachutist has an upward velocity of 20 m/s at t = 0. At t = 10 s, assume that the chute is insta
A factory is to be supplied with 408Y/277 3 phase, 4 wire electrical service. The total estimated single-phase load is 25 kW, at .9 lagging power factor. The total estimated three-phase load is 250
Why then do we even use JFETs as amplifiers. What is it that make them attractive even though they are non-linear. How do we minimize the effect of their non-linearity
An 8x1 multiplexer has inputs A, B, and C connected to the selection inputs S2, S1, and S0, respectively. The data inputs I0 through I7, are as follows: I1 = I2 = I7 = 0; I3 = I5 = 1; I0 = I4 = D; a
Design a combinational circuit that compares two 4-bit numbers to check if they are equal. The circuit output is equal to 1 if the two numbers are equal and 0 otherwise.