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A sled is traveling at 4 m/s along a horizontal stretch of snow. The coefficient of kinetic friction is 0.05 . Howfar does the sled go before stopping ?
A motor must be started and stopped from any one of three start/stop pushbotton stations.Each start/stop station contains one NO start pushbutton and one NC stop pushbutton.Motor OL contacts are to be
A solution consisting of four parts 70% HNO3 , four parts 49% HF, and two parts CH3COOH is used to etch silicon. If the solution is held at room temperature, what etch rate would you expect? If the
In 1988, the average wage rate was $9.45 an hour and in 2008 the average wage rate was $18.00 an hour. The CPI in 1988 was 118.3 and in 2008 it was 215.3 . Which real wage rate is higher ?
Three resistors R1, R2 and R3 are connected in series and a supply voltage of 240 V. If R2 = 2R1, R3 = 3R1 and the total power taken by the circuit is 480 watts. Calculate the power in each resi
A dc series motor (A) should always be started on load (B) is most suitable for high starting torque. (C) always run at constant speed. (D) may 'run away' if the field gets opened.
A composite load consists of two loads connected in parallel. One draws 100 W at a PF of 0.8 lagging, another takes 200 W at a PF=1. What is the PF of the composite load ?
A lossless 10 - turn helical antenna with a circumference of one -wavelength is connected to a 78-ohm coaxial line, and it is used as a transmitting antenna in a 500 MHz spacecraft communication sy
Eble Company proposes to invest $6 million in a new type of text printing equipment. The fixed costs are $1 million per year. The equipment is expected to last for 5 years. The manufacturing cos
A gas is compressed inside a compressor's cylinder. When the piston is at its bottom dead center, the gas is initially at 10 psig, 65°F, and 10.5 in 3 . After compression and when the piston
A separately excited dc generator produces a no load voltage of 115v.what happens if the speed is increased by 20% and the exciting current is increased by 10%
A 100 ? resistive load is attached to a lossless TL of 50 ? characteristic impedance (l_1 = 2.25cm), which itself is preceded by a 100-? TL line (l_2 = 11.25cm). If f=2GHz and up = 0.6c (c is the s
Efficiency in a power transformer is 98.6 percent when loaded such that its copper losses are five times its core losses. Calculate the per unit resistance of this transformer?
Create a logic function that takes in a 4-bit two's complement integer (D[3:0]) and generates an output (Mul3) that is 1 when the input is a multiple of 3. Complete the truth table below, and dra
A resistor is required for an application that requires its value to be no less than 7.1k ohms and not more than 7.9k ohms. determine the nominal value and the maximum tolerance of the resistor y
A pump motor in an industrial plant will start only if temperature and pressure of liquid in a tank exceed a certain level.the temperature sensor and pressure sensor each produce a logic high ou
Implement a 4-bit adder/subtractor using the LPM_ADD_SUB megafunction in Quartus II in the file adder4c.bdf. The circuit is to have two 4-bit data inputs X and Y, and an add_sub control input. The
Let us consider the detection of the framing bit in the T1 carrier by the receiver. Assume that the data bits in a frame assume values of 1 and 0 with equal probabilities of 0.5 and independent o
How does this cost compare with the current cost of new coal figured generation at 3.5¢/kWh? Write a brief (400 words or less) argument on why Colorado should or should not shut down its c
Does anyone have some midterm and final term questions of EE 585, EE 526 and EE 543 from University of Southern California (USC)?
How does the PLC execute a ladder program? What is a "program scan"? How is the problem-solving process different when programming in assembly language versus programming in ladder logic?
Telephone channels have a bandwidth of about 3.1khz. do the following in excel. A) If a telephone channel signal to noise ratio is 1000, how fast can a telephone channel carry data?
What is the minimum donor doping required to convert Silicon into a conductor? What is the minimum acceptor doping required to convert Silicon into a conductor?
Discuss how the angle of the incident light affected the solar cell? How could solar cell designs and/or installations be designed to counter this affect? What are the design implications for the l