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Design a polarity protector for a citizens band (CB) radio that connects to the electrical system for an automobile through a"cigarette lighter" plug. Your circuit should protect the radioshould its
Assume the numbers are 2s complemented signed numbers. Use extension to equalize the length of the operands. Indicate whether overflow occurs during the complement operations for any of the given su
Design the basic cell of a universal shift register to the following specifications. The internal storage elements will bepositive edge-triggered D flip-flops. Besides the clock, theshifter stage ha
Implement the 2-bit adder function (i.e., 2-bit binary number AB plus 2-bit binary number CD yields 3-bit result XYZ) using three 8:1 multiplexers. Show your truth table and how you derived the inpu
A hollow spherical conducting shell of radius a has filamentary connections made at the top (r = a, θ =0) and bottom (r = a, θ = π). A direct current I flows down the upper filament,
A filamentary conductor is formed into an equilateral triangle with sides of length l carrying current I. Find the magnetic field intensity at the center of the triangle.
Given three induction motors, find the real power P, the reactive power Q, and the apparent power S for each motor. Alsofind P, Q, and S for the total motor load. Motor 1: draws an electrical power
A discrete-time random processXn is denoted as follows.A fairdie is tossed and the outcome k is observed. The process is thengiven by Xn=k for all n. a) Sketch some sample paths of the process
A circuit has a power factor of 86.6% lagging and your multimeter indicate it is operating at 240VAC with acurrent draw of 12.5 A Find Apparent power, real power, reactive power of the circuit. Draw c
A PN flip-flop has four operations, clear to 0, nochange complement, and set to 1, when inputs P and N are 00,01,10,11 are respectively. a) Tabulate the characteristic table b) Derive the characteris
A diode is fabricated with Na>>Nd. What value of doping isrequired on the lightly doped side to achieve a reverse-break down of 1000V if the semiconductor material breaks down at a field of300
Given the following difference equation with the input-output relationship of a certain initially relaxed system (all initialconditions are zero), y(n) - 0.7 y(n-1) + 0.1y(n-2) = x(n) + x(n-1)
design and wire a circuit that uses a dpdt relayto apply opposite polarity voltages to the rotor of a small dcmotor upon the throwing of a spst "direction" switch. there should also be a separate on
An ideal transformer has five times more turns on the primary than the secondary. A0.1-H inductor and a 0.1uf capacitor are connedted in parallel across the secondary of the transformer.
A triangular periodic signal g(t) has an average value of zerovolts, peak to peak magnitude of 20 volts and a period T = 2seconds. Derive the average power of this waveform. Derive its rms value.
In free space, a solid metal sphere ofradius 3 cm, centered at the origin, supports a surface chargedensity of 4.421 mC/m2. Surrounding it is a concentric hollow metalsphere of radius 5 cm with a su
A votage pulse of amplitutde 10V begins at 5-sec and lasts for 20 msec,which is short compared with the respponse times and time constants of the system.This impulse si then passed through and integ
It is difficult to compute the Laplace transform X(s) of signal x(t)=1/t* u(t) by direct integration.Instead, properties provide a simpler method. a) Use Laplace transform properties to expressthe L
What is the difference between the transient response of a induction motor shaft should be coupled to the dynamometer and the one that's not coupled And which better presents more problems to the en
What are the advantages and disadvantages of controlling the Induction motor speed by adjusting the voltage What are the alternative methods
At the time the double-pole switch inthe circuit shown is closed, the initial voltages on the capacitorsC1 and C2 are VC1 = 11 V and VC2 = 6 V respectively. If the otercircuit parameters are Va = 6
Show a complete timing diagram for a 3-bit up/down counter that goes through the following sequence: 0, 1, 2, 3, 2, 1, 2, 3, 4, 5, 6, 5, 4, 3, 2, 1, 0. Indicate when the counter is in the UP mod
What are the SPECIAL CHARACTERISTICS,APPLICATIONS and PHYSICALCONSTRUCTION/FUNCTION of a CURRENT REGULATOR DIODE
1. A 3 phase, wye connected synchronous generator rated at 10kVA, 230V has a synchronous reactance of 1.2 ohms per phase and an armature resistance of 0.5 ohms per phase. Calculate the percent
A current source i(t) is connected to a 50 ohm resistor. Find the average power delivered to the resistor, given that i(t)is: a) 5 cos 50t A b) 5cos(50t-45 degrees A c) 5 cos 50t-2cos(50t-.873) A d) 5