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Assume all the capacitors in the circuit below were discharged prior to assembly. The capacitors, resistors, and voltage sources are then arranged as shown in the circuit below. The circuit is then
Draw the correct circuit to serve a 7.2kv single-phase load from a 2.4kv source. If the laod is 50kVa at pf=.8 lagging, compute the secondary and primary phasor currents. is this a step-up or step-d
The battery is made by connecting 5 unit cells in series and then by connecting 7 of these series cells in parallel. Each unit cell has the voltage of 1.25 V and the internal resistance if 3.4 Ohm.
Obtain the power factor of a two-branch parallel circuit whre th efirst branch has Z1 = 2 + j4 ohms and the second Z2 = 6 + j0 ohms. To what value must the 6-ohm resistor be changed to result in the
Developing secret codes has interested people for centuries. A simple coding scheme can be developed by replacing each character in a text file by another character that is a fixed number of positio
Write a program that reads a file containing only integer, but some of the integers have embedded commas, as in 145,020. The program should copy the information to a new file, removing any commas fr
Your will simulate 10lottery drawings. Store those data to a 3 10 array. The rowsindicate the three balls in a lottery drawing. The columns indicatethe 10 times drawings.
How hot would a conventional pipe have to get to burst and why Does it vary according to what material the pipe is made of Which are the strongest What are weak ones
Draw the winding on the stator and the winding on the rotor of a three-phase 6-pole synchronous generator which has salient poles. Assume that the stator winding is concentrated for simplicity. Show
A somewhat discharged automotive battery has an open-curcuit voltage of 12.5 V and supplies 50 A when a 0.1 ohm resistance is connected across the battery terminals.
The purpose of this problem is to show you the connection between Fourier series and linear algebra. For simplicity, we will consider a finite basis. All questions will be referred to the following
a) the total charge in the device at t = 3 s, assume q(0) = 0 (round to three decimal places) b) the power consumed by the device at t = 1 s (round to three decimal places)
Unpolarized light is incident on three polarizers: The first making an angle of 0 degrees with the vertical; the second making an angle of degrees with the vertical; and the last one making an angle
Write a program in C not C++ that reads 20 integers from the user and sums the odd and even numbers together. Also have the program output the ratio of the odd numbers to the even numbers.
design a logic program that will track the activity for one turnstile. there will be three inputs PHASEA, B and RESET. there will be no output. the program should be able to track 999 total guests.
A) the current decreases by a factor of 1000 in .2s B) the time required for the current drop to half of its intial value is .1s less than the time required for it to drop one-quarter of its intial
The magnitude of the current in a RL circuit decreases at a rate of 2000 A/s at t=0 and 100 A/s at t=.2s. At what time has the energy stored in the inductor decreased 1 percent of its intial value.
acetic acid contains only C,Hand O.An 8.48mg sample of acetic acid is completely burned. it gives 12.42mg of carbone dioxide and 5.08 mg of water. what is the mass percentage of each element in acet
During the k^th sampling interval of a CVSD modulation scheme, the current value of input x(k) is 1000, the previous value of approximating staircase function x f(k-1) is 990, and the current value
Each single phase transformer has an identical number of turns in the primary and secondary windings. If a line-to-line voltage of 480V is applied on the wye windings, compute the line-to-line volta
Find the maximum torque on an orbiting charged particle if the charge is 1.60E-19C, the circular path has a radius of 0.5E-10m, the angular velocity is 4E16 RAD/S, and B=0.4E-3T.
Express the diode current equation. A) Define all the diode parameters and draw the I-V characteristics. (Assume non-ideal diode) B) If IF=10 mA, Is=10-15A, VT=25mV, Calculate the voltage drop across
The distance between two stations in a 10 Mbps LAN using CSM/CD multiple access method is 2,000 meters. Station A sends a long frame first and three micro seconds later, C starts sending a long fram
A 13,800/480 V three-phase Wye-Delta-connected transformer bank consists of three identical 100-kVA 7967/480-V transformers. It is supplied with power directly from a large constant-voltage bus.
The 3phSM is used in a pumped storage application which has a head of 250 m. When pumping or generating, it operates at 84% efficiency, rated stator conditions. Determine the turbine flow when (1) g