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Assume you buy a 1 kOhm resistor with +/- 20% tolerance in its value. You would like this resistor to consume at most 2 W of power, otherwise it might burn. What is the highest power supply in V you
Needs to oscillate 5 times per second. Amplitude envelope increases 25% every second. Amplitude is 1 at t =0. The derivative at t = 0 is 54.6371. the sinusoid has to be a cos(2*pi*5*t) for the expo
Four frequencies are applied at the input of a non-linear amplifier. Write down all of the frequency components at the output of the non-linear device. Write down only the first three harmonics. Fr
A synchronous generator rated 1350 MVA at 0.9 pf, 22.5-kV, Xs=11.6% is connected to a power system through a 1500 MVA, 7.9% 24-kV/230-kV generator step up transformer. The power is generated into a
There are three numbers stored in Memory Locations 10-12. Write a machine language program to load each number in the accumulator one at a time. Use the immediate addressing mode to add four to each
in a given byte-addressable computer, memory location 10000Hto 9FFFFH are avaliable for user programs. the first location is 10000H and the last location is 9FFFFH. calculate the following: the tota
average velocity of v meters/second. If the concentration of free electrons is 10^{29} electrons per cubic meter and if they are uniformly dispersed throughout the wire, then what is the average vel
In a certain communications system a resonant-tuned circuit (tuned at 1200 kHz with Bandwidth = 15 kHz) is connected to the output of a non-linear amplifier (mixer). Find the frequency components at
The resistance of the shunt field winding and the resistance setting of the shunt field rheostat of a separately excited generator are 10.26 ohm and 14.23 ohm respectively. The field circuit is conn
The electric field in a certain region of space is given by the vector field E(r ) = E(x, y, z) = (x ? z)xˆ + (z ? y) yˆ V/m Find any two points P( x1 , y 1, z 1) and Q( x2 , y2 , z2 ) suc
The electrostatic potential in space is given by the scalar field V(r)=V(x,y,z)=e^y + (3x)^2-4cos(z) Find the potential difference between the points P(1,1,1) and Q(0,0,0).
Define X and Y to be two discrete random variables whose joint probability mass function is given as follows: P(X = m, Y = n) = e^7*4^m*3^n?m / m!(n m)! , for m = 0, 1, . . . , n and n = 0, 1, 2, .
If the speed of the crate at A is 15 ft/s which is increasing at a rate v=3 ft/s^2, determine the magnitude of the acceleration of the crate at this instant. [crate is on an incline sliding back tow
Suppose that the number of customers entering a department store in a day is a random variable with mean of 50 customers/day. Suppose that the amounts of money spent by each one of these customers a
Consider the current it takes to power a +5V 74xx245(Icc). What is the qualitative difference between the CMOS devices and the non-CMOS devices and the non-CMOS devices What is the explanation for t
In a voltage stabilizer circuit with a Zener diode, the output voltage decreases when touching the zener diode with your fingers when no load is connected. Ideally, the output voltage should not dro
Ted Williams hits a baseball with an initial velocity of 120 miles per hour (176 ft/s) at an angle of f = 35 degrees to the horizontal. The ball is struck 3 feet above home plate. You watch as the b
find an s-domain transfer function that has a specified frequency response and answer and discuss the following questions: 1. What determines the "order" of a transfer function 2. Given a transfer fun
Design a circuit which realizes this filter using Sallen-Key configuration. Find all the values of the circuit elements and determine the DC gain. For sake of easy availability of parts to bui
Determine the transfer function for a first order low pass filter with a cutoff frequency of 1000 radians/sec (note radians and not Hertz) and a pass band gain of 1 using the following types.(a) But
Determine the transfer function for a second order band pass filter with specifications. Chebyschev type with 1 db ripple in the pass band Lower cutoff frequency = 100 radians/sec Upper cutoff frequ
(b) Find and list all essential prime implicants of the F function. (c) Find the minimal two level NAND gate implementation of the F function. Find the gate input cost. (d) Find the minimal two level
A sequential circuit with three D-type flip-flops Y1Y2Y3, input X and output Z is defined with the following input/output functions: D 1 = X Y 3 + X Y 1 Y 3 D 2 = X ( Y 3 + Y 2 ) + X Y 2
Design a 1024x16 RAM using the 256x8 RAM blocks and neccessary combinational circuit. Note that, 256x8 RAM block has 8 bit data (DATA), 8 bit address (ADRS), chip select (CS), read/write (R/W) inpu
Considering that the only parameters known are the input line-to-line voltage of 415V rms (f=50Hz), the firing angle (a= degrees) and the overlap angle (b=15degrees), calculate the Power Factor as s