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Find the Thévenin equivalent circuit for the portions of the networks of given figure external to points a and b.
Consider a 3 phase, 2 pole induction machine. Neglect the stator windings resistance and the leakage inductance. The rated voltage is 208 V (line-line, rms) at 60 Hz. Lm=60 mH, and the peak flux density in the air gap is 0.85T.
1. Revise, using feedback from the professor and classmates, your Persuasive Paper Part I: A Problem Exists. Develop Part 2: Solution to Problem and Advantages (3-4 pages for 6-8 pages total)
On Earth, we assume normal room temperature is 293 degrees Kelvin. From this, we find that the power spectral density of thermal noise is -174 dBm/Hz. On Venus, the average surface temperature is 462 degrees Celcius.
A voltage of 6e-2000t V appears across a parallel combination of a 100-mF capacitor and a12 ohm resistor. Calculate the power absorbed by the parallel combination.
The display needs to tell you what direction you are about to move. The problem is WBNEC insists that you use a standard 7-Segment display. (Hint: You can tilt the display.) Design a decoder that will display up-down-left-right.
A point charge of +Q is placed at the center of a square and asecond point charge of -Q is placed at the upper left corner. It isobserved that an electrostatic force of 2.0 N acts on the positivecharge at the center.
Find the change in currents due to change of voltage by (a) 5mv, (b) -10mv, (c) 15mv using small signal model and exponential model of diode with n= 1 and biased at 2mA.
the voltage across an element is 12e^-2t V. the current entering the positive terminal of the element is 2e^-2t A. Find the energy absorbed by the element in 1.5 seconds starting from t =0.
A circuit has a Thevenin equivalent circuit with Vth = 12 Volts and Rth = 50 Ohms. The load resistance that gives maximum power transfer is :A 50 Ohm resistor is connected in parallel with a 100 Ohm resistor. Which of the following statements are tr..
Because the charges on the plates of a parrallel-plate capacitor are of opposite sign, they attract each other. Hence, it would take positive work to increase the plate separation. What happens to the external work done in this process?
A Silicon wafer has a uniform doping density of 8 xl018 atoms cm-3 of Arsenic and 2.5 x 1019 atoms cm-3 of Phosphorus. Assume that all Arsenic atoms are fully (100%) ionized at room temperature but the Phosphorus atoms are 80% ionized.
Draw the waveform that results on output RB7. If the waveform is repeating, then say so and draw at least two cycles. Also, clearly indicate logic '0' and logic `1' on your waveforms.
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