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A Carnot power cycle uses 0.45 kg air, modeled as an ideal gas, as the working fluid. The net work, Wcyc, is 93.64 kJ and the thermal efficiency is 0.6. During the isothermal expansion the volume triples. a. Sketch this cycle on a p-v diagram and label (number) each state. Use these labels in the rest of the problem. b. Find QH (kJ) c. Find TH and TC (both K) d. Find Q and W (both kJ) for each process and put these values in a table.
Draw the influence line for the support reaction at A and calculate the support reaction at point
what is the distiniction b/n point and non point sources of water pollution and thier varation with surface and ground water?
Describe a dynamic programming algorithm to find an independent set of T such that the sum of numbers of nodes in the set is the largest among all possible independent sets of T.
One can lease a car for $550 per month with no down payment or purchase one for $20,000 now. If the nominal interest rate is 8% per year, how many months of use necessary for the two to break even
Determine the required height h of the roller coaster so that when it is essentially at rest at the crest of the hill it will reach a speed v= 100km/hr when it comes to the bottom.
Determine the liquid detention time, loading rate, F/M ration (with an MLSS of 2350 mg/l), sludge age (with 5330 lb/day waste sludge Eff. SS= 20 mg/l. Will the sludge settle properly
If bod5 and ultimate bod of a municipal wastewater are 200mg/l and 457 mg/l respectively what is the reaction rate constant? a) .265 b) .050 c) .115 d) .165
A glass jar is heated in an oven and sealed when the air pressure is 103 kPa and the temperature is 105 C. Find the absolute, gage, and vacuum pressures in the jar when it cools to 20 C.
a horizontal cylindrical tank 4 ft in diameter and 10 ft long is full of water. find the work done in pumping the water to a point 4 above the top of the tank.
Atrazine is adsorbed to a soil that is only saturated by 5%(i.e. only a twentieth of the pore volume is filled with water), how much atrazine is bound to the soil, dissolved in the water, and present as vapor in the gas phase
Two carts with masses of 4.72 kg and 2.84 kg move toward each other on a frictionless track with speeds of 4.86 m/s and 3.97 m/s respectively. The carts stick together after colliding head-on. Find the final speed.
Each week 85 trucks bring a total of 2,180 metric tons of municipal solid waste (MSW) to the landfill. Each truck averages two loads per day. Each truck has a capacity of 4.5 metric tons and they operate 5 days/week.
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