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Write a program that counts the number of characters in a text file. Write a program that count the number of words in a text file. Write a program that counts the number of lines in a text file.
After the user enters the words, the program will determine which words would come first and last if the words were listed in dictionary order. The program must stop accepting input when the user en
Assume the phone to be hand-held(i.e no pencil -beam emitted, fold-out antennas might be an option) and a LEP (low earth orbit) satellite at a height of 780KM. Keep in mind that a LEO satellite is m
Discuss why frequency limits are critical in design of digital integrated circuits. Discuss what is meant by the "complete response" of an RLC circuit. Describe the two "parts" that make up this respo
Assume white Gaussian noise of zero means and power spectral density No/2 is added to the signal at the receiver input. Find the expression for SNRout (SNR at the output of the receiver)
A Gaussian source with mean zero and variance 1 is to be transmitted via a channel that can provide a transmission capacity of 1 bit per each source output. a) what is the minimum mean-squared-error
design a combinational circuit that, when given a 3-bit binary number as an input, will produce a binary number equal to the square of the input number as an output. Find the simplest expression for
A conducting sphere of radius R is spinning at an angular speed ! in presence of an uniform magnetic field ˆzBo. Find the emf induced between north pole N and any point on the equator E. Hint-
How to decide the shortest possible clock period for a synchronous circuit with the flop-based clocking. What is the hold time of a register. How does the hold time constrain the circuit delays for
The transfer function of a system is formulated as H(f)=2f^2+i3f+2. Calculate the output signal for the input signal below which was applied to this system Vin(t)= 5+2cos(20(pi)t+30degrees)+sin(10(p
Using synchronous Finite State Machine, design a sequential circuit that asserts a high output (Z) for exactly three clock pulses when an input button (B) is pushed (i.e. asserted). The circuit shou
A 6th order Chebyshev low pass filter has a 0.5dB ripple in the pass-band and has a cutoff frequency of 5Khz, determine the attenuation (dB) of the signal at: 1. 4Khz 2. 40Khz 3. 40Mhz
A self-excited DC shunt generator is delivering 20 A to a 100-V line when it is driven at 200 rad/s. It is known that Ra=1.0 ohms and Rf=100 ohms. When the generator is disconnected from the line, t
120V, 60 Hz source is connected to a distribution line whose resistance, and inductive reactances are 0.1Ohm, j0.2 Ohm, respectively. Single phase, 2HP, 120V, 0.75 lagging pf. motor and 2.4Kw, 120V
An FM receiver has a Foster Seeley discriminator that has a transfer ratio K = 0.03v/khz. If the maximum IF deviation is 75Khz, what is the maximum output voltage of the discriminator What is the mi
Describe the characteristics of the series RC filter circuit with the outpu across the resistive component. Distinguish the pass and stop bands with reference to the cutoff frequency. Also state wha
The discussion must address phase angle relationships of current and voltage. The answer must include the effect of source frequency on the voltage drolps across the resistor and the inductor at ver
Sketch a Bode plot for the frequency response of a High-pass R-C filter where R=470ohms and C=0.047uF. Draw the circuit, calculate the actual cutoff frequency, and calculate the dB level at one-half
A logic function is given by F=?A,B,C,D,E(3,11,12,19,24,26,27,28,30). Use variable-entered K-map to find a simplified sum-of-product expression for function. Also find the corresponding product-of-s
Consider a VBE multiplier with R1=R2= 1.2k ohms utilizing a transistor that has VBE= 0.6V at Ic = 1ma, and a very high beta. (b) Find the value of the current I that will result in the terminal volt
Consider a 1-cm thick slab of crown glass, with index of refraction n =1.52. (a) If a beam of visible light at 500nm is normally incident from one side of the slab, what percentage of the incident p
A mealy sequential circuit has one input (x) and one output (z). Z = 1 if and only if the most recent input, combined with the preceding 3 inputs, was not a valid BCD encoding of a decimal digit; ot
An AC motor with impedance Z = 4.2 + j3.6 O is supplied by a 220 V, 60 Hz source. Determine the time average power delivered to the load.
A digital system has a clock generator that produces pulses at a frequency of 8 MHz. What is the frequency of QB
The select inputs are S0-S1, the data inputs are A2-A0, B2-B0, C2-C0, and the data outputs are Y2-Y0. The outputs Y2-Y0 should be equal to A2-A0,B2-B0,C2-C0 for the select-input combinations 00,01,1