Determine the final volume of the gas
One-fouth kg of a gas contained within a piston-cylinder assembly undergoes a constant-pressure process at 5 bar beginning at v=0.20 m^3/kg. For the gas as the system, the work is -15 kJ. Determine the final volume of the gas, im m^3
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Three couples and two single individuals have been invited to a party. Assume independence of arrivals to the party, and that the probability pf any particular individual or any particular couple arriving late is :4 (the two members of a couple ar
Please note that for water, the latent heat of fusion is Lf = 33.5 x 104 J/kg, and the latent heat of vaporization is Lv = 22.6 x 105 J/kg
Air enters the compressor of a gas-turbine engine at 300K and 100 kPa, where it is compressed to 700 kPa and 580K. Heat is transferred to air in the amount of 950 kJ/kg before it enters the turbine.
Suppose that there is a constant probability p that any emitted particle is not counted. If Rt equals the number of particles counted during the specified interval, what is the probability distribution of Rt?
A pharmaceutical company claims that their drug is effective on more than 90% of all adults. A research company randomly selects 1000 adults and finds that the drug was effective on 850 of them. Using a significance level of a = .01, test the pha
Estimate the diffusion coefficient at 25°C of trace of ethanol in water and of traces of water in ethanol. Viscosity of water is 0.008937 g/cm-s, and 0.01074 g/cm-s for ethanol.
The average number of television sets in the sample households turns out to be 2.56, and the SD is 0.73. What is the observed value for the average number of television sets per household?
A 600 MW coal-fired power plant has an overall thermal efficiency of 38%. It is burning coal that has a heating value of 12,000 Btu/lb, an ash content of 5%, a sulfur content of 3.0%, and a CO2 emission factor of 220 lb/million Btu.
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Suppose that a group of researchers would like to explore how we perceive objects in the real world, rather than just in a laboratory
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