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A hydroelectric dam has a penstock that discharges 10^5 kg/s of water. The head of the dam is 80m. a. compute the volume of the discharged water per second (flow rate). b. compute the power of the w
The continuous-time counterpart to the N-point discrete-time MA filter is the I-interval continuous-time MA filter given by the input/output relationship y(t)=(1/I)*Integral of x(lamda) delta lambda
A penstock is used to bring water from behind a dam into a turbine. the effective head is 20 m and the flow rate of water is 50m^3/s. Compute the power of the water exiting the penstock.
A hydroelectric power plant has a synchronous generator who's speed must be fixed at 180 r/min. The turbine is Pelton type with 10 m runner diameter. When the flow rate at the nozzle of the penstock
A given low pass filter has a cutoff frequency fc and a sample frequency fs. The sampling period is T = 1/fs. In implementing the filter it is essential that the evaluation of the difference equatio
Convert both numbers to 4-bit values, take the 2's complement of 9 and add them. What happens to the carry out How does that compare with what happens when you subtract 8 from 9
The axis of the cylinder is along the z axis, and the electrons are moving with a velocity vector v in the positive z direction. The velocity of the electrons is 0.1c where c is the speed of light
In the difference equation below K is a real number greater than 0. y[n) = x[n] + Ky[n] A) (2pt)Find the range of values of K that makes the impulse response grow without bound. B)
A glass tube with a cross-sectional area of 9^-2 m^2 contains an ionizd gas. The densities are 10^15 positive ions/m^ and 10^11 free electrons/m^3. Under the influence of an applied voltage, the pos
A lossy resonator consisting of a series connected RLC circuit is attached to a voltage source Vs=Vo(e^(jpi/3)) a) Develop the voltage loop equation in terms of current i(t), R, L, C, and vs b) Find t
Sven has decided to make and sell his grandmother's pasta. He rents a building for $600/month and pasta equipment for $300/month. The pasta costs $.20 /pound in raw materials to make . Sven can make
(a) The ideal delay system. y[n] = x[n-nd] (b) The accumulator system. y[n] = sum (xk) , k from -inf to n (c) Forward difference system. y[n] = x[n + 1]- x[n] (d) Backward difference system. y[n] = x[
The solar constant at Earth orbit (1 AU = 1 Astronomical Unit - Sun-Earth distance) is ~1400 Watts/m2. Assuming that this Poynting flux magnitude can be associated with a single E- and Hfield (i.e.,
Light Traveling an optical fiber (n=1.44) reaches the end of the fiber and exists into air. Answer the following questions: a. if the angle of incidence on the end of the fiber is 25 degress, what is
suppose the one dimensional field. A-=Kx ax- exist in a region. illustrate the validity of Gaussian theorem by evaluating its volume and surface integral inside and on the rectangular parallelelpipe
A signal x(t) can be represented as x(t)=xe(t)+xo(t) where xe(t)=(1/2){x(t)+x(-t)} is the even part, and xo(t)=(1/2){x(t)-x(-t)} is the odd part of the signal. Let x(t) be an energy signal with an ene
There are 2 stages of pipeline. 1st stage: max delay 6.5ns, min delay 2.5ns. 2nd stage: max delay 5ns, min delay 2ns. Setup time, hold time and flip flop delays = 0.1ns.
3) What factors started the decline in the nuclear power industry, and what events essentially ended new construction of nuclear power plants 4) What are three advantages of using AC power over usin
A rod of ultrahigh purity copper is 1 cm in diameter and 10 cm long at room temperature. Its mass is found to be 70.18 g. Determine the inter-atomic distance between two nearest- neighbor copper ato
Two balanced Y-connected loads in parallel, one drawing 15 kW at 0.6 power factor lagging and the other drawing 10 kVA at 0.8 power factor leading, are supplied by a balanced, three-phase, 480-volt
A GaAs device is doped with a donor concentration of 3e^15/cm^3 . For the device to operate properly, the intrinsic carrier concentration must remain less than 5% of the total electron concentration
a sound distribution system has the following outputs 10 watts at 8ohms,5watts at 4 ohms, 15 watts at 16 ohms and 2 watts at 4 ohms if the input to the amplifier is 20 millivolts at 600 ohms how muc
Impulse Responses of LTI systems can be physically found by inputting \(x[n] = \delta[n]\)to the system and measuring the output. Assume that during the process, we inadvertently input\(x[n] = \delta[
Line A extends from (2,2, 0) to (-2, 2, 0) and Line B extends from (2, -2, 0) to (-2, -2, 0). Each has a linear charge density l = 1 nC / m. You want to calculate the magnitude and direction of the
The voltage and current at the terminals of an ideal element are 0, for t < 0s. For t >_ (minus equal) 0s. V(t) = 100(1-e^(-300t) V, i(t) = 15e^(-400t) mA. Find the maximun power absorbed by t