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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
What is the probability that the project will still finish at the originally scheduled completion date and what are the probabilities (in percent).of completing the project in 55 days, 60 days, and 65
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
Design the sequence counter using D flip-flops. Include inyour design the state diagram, state transition table, legend, nextstate equations, and schematic diagram. The counting sequence is
what is the phase and Vrms of a 1KΩ resistor connected to a bridge circuit of two inductors (50 and80mH) on the right and two capacitors (90 and 75nF) on left side ofthe bridge.
consider an inductor with an inductance of 150mH and winding resistance of 50Ω. if the inductor is in parallel with a 2R resistor and both are in series with another resistor, R. if the voltag
A team of scientists is designing a radar as a probe for measuring the depth of the ice layer over the Antarctic land mass.To measure a detectable echo due to the reflection by the ice-rock boundary
design a Melay sequential circuit which investigates an input sequence x and which will produce an output of z=1 whether thetotal number of 0's in the sequence is odd,provided that thesequence 01 ha
a 15 uF capacitor is charged to 40 V and then connected across aninitially uncharged 25 uF capacitor. What is the final potential difference across the 25 uF capacitor.
determine the minimum sampling rate necessary to sample and perfectly reconstruct the signal x(t) = sin(6280t) / (6280t).
A coil of copper wire has a resistance of 90Ω at20oC and is connected to a 230V supply. By how much mustthe voltage be increased in order to maintain the current constantof the temperature of
Your Woods chip will be 150 mm2 and will make a profit of $20 per defect-free chip. Your Mark on chip will be 250 mm2 and will make a profit of $25 per defect-free chip. Your fabrication facility wi
What is the smallest integer number of time constants required for an exponential to decay to less than 10 percent of its initial value what percentage of its initial value is it at this time