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Reconsider the pickup-truck/trailer combination of the previous problem. If the unit uniformly accelerates from rest to a speed of 25 m/s in a distance of 150 m, determine the tension T in the towing tongue OA. Neglect all effects of the 5° tongue angle, i.e., assume that OA is horizontal.
A car travelling at 60 mph in a construction area skids into a stack of concrete barriers. Skid marks leading to the crash measures 150 ft .
Straight pipe, pump head=100 ft, pipe diameter=4inches, velocity is 10 ft/sec, no elevation changes. Water at 20C. What is the length of the smooth pipe
The United States Environmental Protection Agency (EPA) has published the following data for municipal solid waste generation (in millions of tons). Estimate a value of MSW generation in the year 2025.
The problem belongs to Civil Engineering and it is clarify about calculating benefits cost ratio for 3 different proposals for building a highway and its yearly maintenance and other benefits.
Carbon dioxide flows in a 75 mm diameter PVC pipe at 0.014 kg/s at a pressure of 345 kN/m^2/s abs and a temperature of 10 degrees C. Calculate the head loss in 500 m of pipe.
Provide a comparative analysis of the types of safeguards would you suggest for the company's information system.
A minimum contact time of 30 min is required to reduce the pathogen concentration from 100 pathogens/L to below 1 pathogen/L through a first- order decay process. You plan on treating water at a rate of 1,000 gal/min.
A wastewater is discharged to a stream with a reoxygenation constant of 0.5 day-1 and a velocity of 1 m/sec. The oxygen saturation concentration in the stream is 11 mg/L.
The 90-lb boy and 75-lb girl wald towards eachother with constant speed on a 330-lb cart with frictionless wheels. assume that the cart was at rest befor the boy and girl start walking.
Two particles have a mass of 8 Kg and 12 Kg respectively. if they are 800 mm apart, determine the force of gravity acting between them. Compare this result with the weight of each particle.
A scientist plans to build a water barometer. When the atmospheric pressure is 990 mb abs and the water temperature is 70 degrees Celsius, what would you expect the barometer reading (water rise) to be
A carbon steel tank, 6ft. inside diameter X 10 ft. long with a 3/8 inch wall, is sitting on evenly spaced rolls and 4 evenly spaced supports (2 on each side). What is the horizontal force excerted on the supports? From the detail provided
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