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Compute the complex power S (in polar form) drawn by a certain load if it is known that (a) it draws 100 Waverage power at a lagging PF of 0.75; (b) it draws a current I = 9 + j5 A rms when connecte
A load is drawing 10 A rms when connected to a 1200 V rms supply running at 50 Hz. If the source is operating at a lagging PF of 0.9, calculate (a) the peak voltage magnitude; (b) the instantaneous
In a MOS cascode amplifier, the cascode transistor is required to raise the output resistance by a factor of 40. If the transistor is operated at Vov = 0.2 V, what must its Va be
Time to failure in months, X Fx(x) = (1 - e ^(-x/5))u(x) for plant A Fx(x) = (1 - e ^(-x/2))u(x) for plant B Plant B produces three times as much as plant A. What is the probability that a bulb purcha
The measured current, voltage and power factor of a premium-efficient, three-phase, 125-hp air compressor motor are shown in the table below. Assume motor is 95.3% efficient at all loads. Loaded Unl
What is the new resistance level of a copper wire if the length is changed from 200ft to 100yd, the area is changed from 40,000CM to 0.04 in.^2, and the original resistance was 800m ohms. CM stands
What algorithm (step by step list) can show how to multiply any two four digit numbers in any number base. The aim is to explain any base multiplication to a machine possessing artificial intelligen
Do this using for loops. For your first prompt you will enter the number N of integers that will follow, then you will be prompted for each integer. Compute the sum and average and provide the outpu
Three parallel three-phase loads are supplied from a 207.85-V rms, 60-Hz three-phase supply. The loads are as follows: Load 1: A 15 hp motor operating at full load, 93.25 percent efficiency, 0.6 laggi
A 4157-V rms, 3-phase supply is applied to a balanced Y-connected three-phase load consisting of three identical impedances of 48 at angle 36.87 degrees . Taking the phase voltage Van as reference
Write a program to count the number of even elements of an array of N 16-bit elements. The array is stored at memory locations starting from $900. Use assembler
Write a program to compute the average of an array of N-bit numbers and store the result at $900. The array is store is store at the memory locations starting from $800. N is no larger than 25. Use
Write an instruction sequence to subtract the 6-byte number stored at $800-$805 from the 6-byte store a $810-$805, and save the result at $900-$905
A causal linear time-invariant continuous-time system has impulse response of h(t) when t is greater or equal to 0. compute the output response for all tgreater then or equal to 0 when the input is th
AC source Voltage in series with R1(4 ohm) and then R2(1 ohm). Vs=9sin(2t +13degrees) find the instantaneous power deliverd to R2 (1ohm) at t=0,t=1,t=2
given voltage source of 120V, a 6ohm resistor and 8ohm capacitance are connected in parallel with an unknown impedance find impedance of the unknown load given real power is 5000W and reactive power
An electric stove with four burners and an oven is used in preparing a meal as follows. Burner 1: 20 minutes Burner 2: 40 minutes Burner 3: 15 minutes Burner 4: 45 minutes Oven: 30 minutes If each b
1.5- kW toaster takes roughly 3.5 minutes to heat four slices of bread. Find the cost of operating the toaster once per day for 1 month ( 30 days). Assume energy costs 8.2 cents/ kWh.
A 5 horsepower dc mahine is supplied with 120 V dc and delivers rated power at 1000 rpm. The machine has an efficiency of 80 %. What is the developed torque at the output
A coil wound around a ferromagnetic core is supplied by a 120V, 25 Hz source. Determine the percent change in eddy-current loss if the coil is connected to a 60Hz source with the same flux density.
The flux through the window of a 20-turn coil varies with time in the following manner: flux=1.2 sin(28*t) Wb. Determine a) the frequency and rms value of the voltage generated in the coil, b) the e
Determine the rotational speed required to generate a sinusoidal voltage of 24V in a 25-turn coil that rotates within two pole field of 0.012 wb/pole.
If inductive load has a 2ohm resistance and 2microhenry inductance in series with a 120V/60Hz source and a capacitor is connected parallel to the entire load so no reactive power is being delivered
An ideal p-n junction diode is reverse biased with a voltage of 30 mV. If the reverse current at this voltage is 1 pA and the area of the diode is 100 µm x 100 µm, what is the reverse sa
Find the electric flux density field everywhere in space produced by two concentric spherical shells of surface charge density +ro and -ro of radius ‘a' and ‘b', respectively, where a<