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Describe the advantages of a 4- to 20 mA current loop as an input signal compared to a 0- to 5- V input signal?
A mixture having a molar analysis of 50% CO2, 33.3% CO, and 16.7% O2 enters acompressor operating at steady state at 37 oC, 1 bar, 40 m/s with a mass flow rate of 1kg/s and exits at 237 oC, 30 m/s.&nb
What are the four characteristic parameters of a transmission line? Which parameter is used to calculate the real loss? Which parameter is used to calculate the charging current? Which parameter is
What is the rotation matrix for an object rotation of 30o around the z axis followed by 60o around the x axis and followed by a rotation of the y axis. all rotations are counter clockwise.
With abs of V = 100 V, the instantaneous power p(t) into a network N has a maximum value 1707 W and a minimum value of -293 W.Find a possible series RL circuit equivalent to N.Find S = P + jQ into N.
Show that the cross section of a feeder and distributer would be reduced to1/k and 1/(k*k) of their respective values with an increase in working voltage by k times?
In a copper crystal, assume that the atoms interact with each other through the first and the second nearest neighbors.
A 6-in-diameter cast-iron (E = 14.5x106 psi; ? = 0.211) wheel, 2 in wide, rolls on a flat steel (E = 30.0x106 psi; ? = 0.292) surface carrying 800 lb load.
Water is being pumped from a large lake to a reservoir 30 m above at a rate of 5x10-3 m3/s by a 12 kW (shaft) pump. If the irreversible head loss of the piping system is 8m, determine the mechanical e
In a chemical milling operation on a flat mild steel plane, it is desired to cut an ellipse-shaped pocket to a depth of 0.4 in. The semiaxes of the ellipse are a=9.0 in and b= 6.0 in.
The formula for the coefficient of performance 'COP' for air standard refrigeration cycle when we use cold air properties is not given in the text.
A CPVA is attached to the crankshaft driven by a three-cylinder four-stroke engine which produces a maximum primary torque oscillation of magnitude T0 = 30 Nm.
The addressability of the LC-3 is 16 bits; i.e., each memory location contains 16 bits of data. In this assignment, you are asked to write a program in LC-3 machine language to count the number
For what range of values of a is the system stable?If 0 < a < 1, plot the pole-zero diagram and shade the region of convergence. Do the same for a > 1.H(z) is to be cascaded with a system H(z
By modelling the joists as independent simply supported beams, determine the minimum depth of a joist needed to support a 100 kg person without deflecting more than 20 mm at any point.
The motion of the slender 10kg rod AB is guided by collars of negligible mass that slide freely on the vertical and horizontal rods. knowing that the bar is released from rest when θ=30, determi
In the same last problem, use the single block equation to find frequency response and then plots the Amplitude Spectrum and the Phase Spectrum by using Matlab or MathCad. Hint: H(jw)=A(w)e^(jp
A 100 eV electron is red in a perpendicular direction toward the centre of a very large plate that has a uniform surface charge density of 3:0 106C=m2 From what distance must the electron be red i
The flat bar shown in sketch g is made of cold-drawn, high carbon steel (AISI 1080). The cyclic, nonzero, mean axial load variation is from a minimum of 2kN to a maximum of 10kN. Using the m
A silica fiber has an outer diameter of 125 micro meter. What is the total volume of silica for a 1-km length? This fiber is wound on a spool whose unloaded diameter is 20 em. The spool height is
Having some trouble solving this question. If anyone can help it would be great! XYZ Company is considering purchasing an asset for $100,000 that has a 5-year useful life and a $20,000 salvage va
4An analog signal xa(t), band-limited to 5 Hz, is sampled at a rate of 10 samples per second to give a discrete-time signal x(n) = xa(0.1n). The discrete-time signal x(n) is then filtered with a
The probability that a person will install a black telephone in a residence is estimated to be 0.3. Find the probability that the tenth phone installed in a new subdivision is the fifth black ph
A dry bearing, of width 25 mm, supports a horizontal shaft of 35mm diameter that rotates at 10 r.p.m. The load on the bearing is a steady one of 1000 N.
Control of Rocket Car. A rocket car of unit mass is free to move along a straight, ?at, and frictionless track. The car has a rocket engine mounted on it, and the rocket can be ?red at any time t to