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A single-phase transformer rated at 3000 kVA, 69 kV/4.16 kV, 60 Hz has a total leakage reactance Xp of 127 ohm, referred to the primary side. Calculate: a. The rated primary and secondary currents b. The secondary voltage if it is connected at full load of 2000 kW c. The voltage regulation from no-load to full load. Voltage regulation is given by: (E(no-load)-E (full-load))/E(full-load). d. The primary and secondary currents if the secondary is accidentally short circuited
Discuss different applications that could use non-inverting and inverting amplifier circuits. Will the actual op amp characteristics cause any challenges if used for each application What effect will high source resistance have on your output volta..
A 10 kwatt, 480V , single phase 60Hz, 24 pole motor has an stator winding resistance of 0.1 ohm from line-to-neutral. The rotor is not a permanent magnet but a separately powered electromagnet (field wind-ings) that takes .5 A at 120 V.
Let the probability of a bit error be p, and the length of a data frame be N. Find the probability of 1, 2, 3, and 4 bit errors occurring in the frame. a) Tabulate the results for N = 1000, 10000, and 100000 bits, for p = 10-6, 10-8, and 10-14
Locate and specify an appropriate sensor if it is to operate at 120 vac as an input to a PLC. Create the ladder diagram program to accomplish the specified control.
What is the symbol rate of the earth station transmissions? What is the bit rate of the earth station transmissions? What is the duration of the burst transmission from each earth station?
1.)Using the SR0 instruction write the vbc1 assembly code that displays the One-Hot counter from left to right. 2.)Write the VBC1 assembly code that resembles the following behavior
A three-phase, wye-connected induction motor is supplied by a three-phase and foursin system with line-to-line voltage of 220V and the impedance of the motor is 6.3+j3.05Ohm per phase.
Invesitagtion of Intermodulation through an amplifier, An amplifier is designed to handle frequencies around 9 GHz. The bandwidth of the amplifier is 2 GHz with a center frequency of 9 GHz
Consider the system with impulse response \(h(t)=e^{-3t}u(t-1)\) 1. Find the transfer function. 2. Find the Laplace transform of the output when \(x(t)=sin(t)u(t)\)
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 ) such that the electric field at P is perpendicular to the elec..
A capacitor is used in the electronic flash unit of a camera. A small battery with a constant voltage of 6 V is used to charge the capacitor with a constant current of 10 microamperes. How long does it take to charge the capacitor
A project manager placed an order for ball bearings for some heavy duty manufacturing machinery. What is the surface area in square millimeters of one of these bearnings if it has a diameter of 0.4 inches
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