Find out isentropic efficiency of the compressor
Air enters an adiabatic compressor at 20 °C and 100 kPa at a rate of 2 kg/s, and exits at 700 kPa. If the power input to the compressor is 460 kW, determine the isentropic efficiency of the compressor.
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An inventor claims to have devised a refrigeration cycle that at steady state requires a net power of .8 hp to remove 13,000 Btu/hr of energy. What is the maximum thermodynamic coefficient of performance for the cycle.
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What is the work produced (kJ/kg) during the expansion process? Calculate the magnitude (kJ/kg) and direction of the heat transfer during the expansion process.
You must make a payment of $1,629.01 in 10 years. To get the money for this payment, you will make 5 equal deposits, beginning today and for the following 4 quarters, in a bank that pays a nominal interest rate of 8% with quarterly compounding.
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