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The no-load input power to a 50-kVA, 23001230-V, single-phase transformer is 200 VA at 0.15 PF at rated voltage. The voltage drops due to resistance and leakage reactance are 0.012 and 0.018 times rated voltage when the transformer is operated at rated load. Calculate the input power and power factor when the load is 30 kW at 0.8 PF lagging at rated voltage. Verify your solution using MATLABTM.
For each of the characteristic equations of feedback control systems given, use MATLAB to determine the range of K so that the system is asymptotically stable. Determine the value of K so that the system is marginally stable and determine the freq..
The ratio of the readings of two wattmeters to measure power in a 3-phase load is 3:1 the load is inductive with a lagging power factor. - Calculate the power factor of the load.
What is the difference between serial andparallel transfer. how to convert serial data to parallel andparallel data to serial. What type of register is needed.
A hemispherical bowl of radius 2 m lies with its base on the xy-plane and with its center at the origin. Write the expression for the scalar field, describing the height of points on the bowl as a function of x and y.
The following represent soulution of the transmission line disserential equations for some arbitrary function f(u): V(z, t) =60 cos(1000t -5z) -120 pi f (2t +z/100 +12) V i(z, t) = 2 pi f (2t +(z/100) +12) - cos(1000 t -5z) A a) what is the forward p..
Verify that the tandem connection of two LTI single-input single-output systems has the commutative property; that is, the order of the two systems can be interchanged. Does this property hold for multi-input multi-output systems?
How Automatic UPS system wiring circuit diagram for Home or Office works in both cases when the supply is available and when its not .
Solve for x1 and x2 in the system of equations given by x2 -3x1 + 1.9 = 0: x2 + x12 - 1.8 = 0 by Gauss method with an initial guess of x1 = 1 and x2 = 1
A total charge Q Coulombs is distributed uniformly over the length of a straight segment of length L. Find the absolute potential at a distance h off of the end of the segment. How much work is needed to transport a point charge Q1 from infinity t..
A calorimeter contains 50 g of water at 50°C. The temperature falls to 45°C in 10 minutes. When the calorimeter contains 100g of water at 50°C, it takes 18 minutes for the temperatureto become 45°C. Find the water equivalent mass of the calorimete..
implement the following boolean function F, using two-level forms (a)NAND-AND, (b)AND-NOR,(c)OR-NAND,and(d)NOR-OR: F(A,B,C,D) = Σ(0,1,2,3,4,8,9,12)
In a scanning electron microscope, an electron is accelerated by a static electrode biased with a 12 kV voltage relative to the electron source. Upon bombarding the sample the electron “kick out†photons with specific wavelength.
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