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A 100-mi, single-circuit, three-phase transmission line delivers 55 MVA at O.S power-factor lagging to the load at 132 kV (line to li ne) The line is composed of Drake conductors with flat horizontal spacing of 11.9 ft between adjacent conductors. Assume a wire temperature of 5C. Determine
(a) The series impedance and the shunt admittance of the line.
(b) The ABCD constants of the line.
(c) The sending-end Voltage, current, real and reactive powers, and the power factor.
(d) The percent regulation of the line.
Evaluate a significant experience, achievement, or risk that you have taken and its impact on you.
a. How many poles are on the rotor winding of the induction motor? b. If the stator field in the induction machine rotates in a clockwise direction, what is the rotation direction of its rotor?
Compare MOSFET devices to BJT devices. Specifically, which devices are minority carrier devices and which devices are majority carrier devices. What impact does this have Also, compare power consumption, speed, integration, and preva- lence.
question the rms current in an ac circuit with a resistance of 100ohms is 0.85a .part a what is the average power
The radius of the rotor (and thus, the torque arm for the armature conductors) is 0.1 m. The lengths of the armature conductors are 0.3m. Approximately how many armature conductors must be placed in series in this machine?
Supposed that at t=0, we connect an uncharged 10μF capacitor to a charging circuit consisting of a 2500V voltage source in series with a 2MΩ resistance. At t=40s, the capacitor is disconnected from the charging circuit and connected in parallel wi..
Find the worst-case dc output voltages of the inverting amplifier shown in Figure for vin = 0. The bias current ranges from 100 to 200 n A, the maximum offset current magnitude is 50 n A, and the maximum offset voltage magnitude is 4 mV.
Instead of recreating the design every time we change the instruction ROM, we want to have a way to change the instructions while the system is running. Discuss how the UART can be used to fill an instruction RAM instead
You need to upgrade your crystallizer. Your company bought a new 1000 ft2 crystallizer 5 years ago for $450,000. You believe that your company has expanded sufficiently to need a 5000 ft2 crystallizer. What is the price in today's dollars
we have two light bulbs a and b. bulb a has an exponentially distributed lifetime with mean lifetime 4 days i.e la
Point charges, each of value √(4πε0)C, are located at the vertices of an n-sided regular polygon circumscribed by a circle of radius a. Find the electric force on each charge for (a) n=3, (b) n=4, (c) & n=6.
The excitation branch impedances are given referred to the high-voltage side of the transformer. a) Find the equivalent circuit of this transformer referred to the high-voltage side.
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