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Two parallel connected 10 kV to 120 V 60 Hz single phase transformers supply a varying load.
Transformer 1, Rating 60 kVA, parameters referred to primary:Rc=250 k OhmReq=25 OhmXm=45 k OhmXeq=150 Ohm
Transformer 2, Rating 30 kVA, parameters referred to primary:Rc=400 k OhmReq=30 OhmXm=90 k OhmXeq=300 Ohm
Assuming 0.85 PF, what is the maximum load current that can be supplied by this parallel combination of transformers wihout overloading either of them?
Linearity, order, casuality, and time variance for systems, What are the linearity, order, casuality, and time variance of each input-output relationship for systems?
What is the minimum sampling rate that can be used to obtain samples that completely specify the following signalx(t) = 10cos(20*pi*t) - 5cos(100*pi*t) + 20cos(400*pi*t)
The voltage of a resistor is calculate by the Ohm`s Law: V = R I. write a program that will input resistance R, current I for several resistors, and will calculate and display the voltage for each resistor.
design an IIR high-pass filter using bilinear method in a system with sampling frequency of 100 Hz. The lower and higher cutoff frequencies are at 18 Hz and 35 Hz respectively. Pre-warp the cutoff frequencies.
A three-phase transmission line having a reactance of 120 ohms per phase is connected to a wye-connected load whose resistance is 160 ohms per phase. If the supply volatge is 70kV line-to-line, calculate a) The line-to-neutral voltage per phase.
The circuit will have as inputs a minimum of two inputs; the binary equivalent of two decimal numbers of not greater than (10,000)10. The circuit will also produce a minimum of two outputs, the quotient and the remainder.
Gold cost about $100 an ounce in 1971. In 2007, the cost of an ounce of gold is hovering around $800. compute the average price increase for gold.
A sled is traveling at 4 m/s along a horizontal stretch of snow. The coefficient of kinetic friction is 0.05 . How far does the sled go before stopping ?
a patron of a casino doubts that the dice used in the casino are balanced. During a visit she rolles a die 100 times an got an even number only 30 times. A. formulate the hypothesis you would use to test whether the die is fair.
A digital filter is to be designed using bilinear transform method. The expected frequency response specification of the filter is given in the following figure. fS = 8,000 Hz. I. Specify the filter frequency response versus normalized frequency
120V, 60 Hz source is connected to a distribution line whose resistance, and inductive reactances are 0.1Ohm, j0.2 Ohm, respectively. Single phase, 2HP, 120V, 0.75 lagging pf. motor and 2.4Kw, 120V heater is connected in parallel.
A somewhat discharged automotive battery has an open-circuit voltage of 12.5 V and supplies 50 A when a 0.1-? resistance is connected across the battery terminals.
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