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a rigid tank contains 8 kmol of o2 and 10 kmol of co2 gases at 290 k and 150 kpa estimate the volume of the
a rigid tank contains 15 kg of water at 120degc and 500 kpa now 22 kj of shaft work is done on the system and the final
a rigid tank contains 1 kmol of ar gas at 220 k and 5 mpa a valve is now opened and 3 kmol of n2 gas is allowed to
a rigid tank a of volume 06 m3 contains 3 kg water at 120oc and the rigid tank b is 04 m3 with water at 600 kpa 200oc
a rigid insulated container has two rooms separated by a membrane room a contains 1 kg air at 200oc and room b has 15
a rigid container with volume 200 l is divided into two equal volumes by a partition both sides contains nitrogen one
a rigid container has 075 kg water at 300oc 1200 kpa the water is now cooled to a final pressure of 300 kpa find the
a rigid 100-l tank contains air at 1 mpa 200oc a valve on the tank is now opened and air flows out until the pressure
a pressure gage connected to a tank reads 500 kpa at a location where the atmospheric pressure is 94 kpa determine the
a piston-cylinder device contains 50 kg of water at 250 kpa and 25degc the cross-sectional area of the piston is 01 m2
a piston-cylinder device contains 25 ft3 of nitrogen at 40 psia and 700degf nitrogen is now allowed to cool at constant
a pistoncylinder with cross sectional area of 001 m2 has a piston mass of 100 kg resting on the stops with an outside
a pistoncylinder has nitrogen gas at 750 k and 1500 kpa now it is expanded in a polytropic process with n 12 to p 750
a pistoncylinder contains helium at 110 kpa at ambient temperature 20oc and initial volume of 20 l the stops are
a modern jet engine has a temperature after combustion of about 1500 k at 3200 kpa as it enters the turbine section see
a mercury manometer r 13600 kgm3 is connected to an air duct to measure the pressure inside the difference in the
a mass of 2 kg of acetylene is in a 0045 m3 rigid container at a pressure of 43 mpa use the generalized charts to
a manometer is used to measure the air pressure in a tank the fluid used has a specific gravity of 125 and the
a manometer containing oil r 850 kgm3 is attached to a tank filled with air if the oil-level difference between the
a long roll of 2-m-wide and 05-cm-thick 1-mn manganese steel plate r 7854 kgm3 and cp 0434 kjkg c degc coming off a
a large fraction of the thermal energy generated in the engine of a car is rejected to the air by the radiator through
a hydraulic lift is to be used to lift a 2500 kg weight by putting a weight of 25 kg on a piston with a diameter of 10
a heat pump used to heat a house runs about one third of the time the house is losing heat at an average rate of 22000
a heat pump is to be used for heating a house in winter the house is to be maintained at 78degf at all times when the
a heat pump cycle is executed with r-134a under the saturation dome between the pressure limits of 18 and 02 mpa the