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Question: thermo one...

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Thermo One

QUESTION 7 7 points A gas contained in a piston cylinder assembly undergoes a process from state 1 to state 2 defined by the following relationship and given properties. Determine the work done by the gas P*V- constant P1-384.7 kPa V1-2.8 m3 V2 2.5 m3 QUESTION 8 7 points Determine the final energy (E2) of a system given the following data. Give your answer in joules U) Mass of system - 8.4 kg g 9.81 m/s2 Q- 76.7J W 99) State 1 U 548 V-3.2 m/s Z- 5.8 mQUESTION 9 Convert the velocity of a turtle v 5,614 mm/min to (ft/s) QUESTION 10 Determine the Coefficient of Performance (COP) of a refrigeration cycle given the following information Qhot-541 kj cold 48.8 kQUESTION 11 Determine the electrical work for a motor that operates on 120 volts and 3.1 amps for 6.3 hours. Give your answer in kilojoules (k) Power W - F.V where F is the force and V is the velocity W--yt where γ is the voltage potential and i is the electric current W-Fio where y is the torque and ω is the angular velocity Work

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