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an engineering company has requisted that $500,000 be spent on a software and hardware to improve the efficiency of some control systems.this improvement is expected to save $1,000 per year for 10 years in energy costs and $700,000 at the end of 10 years in equipment refurbishment costs,if minimum acceptable rate of return(MARR)=12% .use microsoft excel functions to find the net present worth of the project,and the internal rate of return ,and the annual worth of the project?
Suppose that you issued a query against a search engine and the search engine retrieved 125 documents. Suppose that there are total, Define Data mining confusion matrix
a wheel barrow is used to lift a 200lb load. the lenght from the wheel axle to the center of the load is 2ft. the length from the wheel and axle to the effort is 5 ft. illustrate and annotate the lever system.
Also calculate the deflection of the beam to check that it complies with the design limit of L/200. Only variable actions are required for deflection check.
Lift Charts in direct marketing, The mass-mailing business is often used to illustrate the use of lift charts. Another real world application where the lift charts can be used
determine the tangential component of the acceleration of the sled a) just before it reaches B, b) just after it passes C.
A distance of 200 ft must be taped in a manner to ensure a standard deviation smaller than ± 0.03 ft. What must be the standard deviation per 100 ft tape length to achieve the desired precision?
A runs slope a distance of 156.777 m from one point to another point at a rate of +1.5%. What is the corresponding horizontal distance between the points?
Is the system within membrane manufacturer's warranty requirement of maximum flux rate of 14 gfd? What is the annual power cost of the RO system?
Describe some of the benefits of physical models and mock-ups. What data are required to measure the following cost-effectiveness, system effectiveness, operational availability, and life-cycle cost?
What are the quantitative measures of reliability (discuss measures for hardware, software, personnel, facilities, and data)?
Plot the magnitude of the force exerted on the gate by the brace as a function of the angle of the gate, , for . Assume the weight of the gate is negligible.
Show/formulate the shear and bending moment expressions for each board, and plot/draw the shear and bending moment diagrams of the boards.
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