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ME 2334 Thermodynamics Exam 1 study guide exam solution complete update Louisiana State University $11.99   Add to cart

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ME 2334 Thermodynamics Exam 1 study guide exam solution complete update Louisiana State University

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  • ME 2334 Thermodynamics
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  • ME 2334 Thermodynamics

ME 2334 Thermodynamics Exam 1 study guide exam solution complete update Louisiana State University

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  • August 8, 2024
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ME 2334 Thermodynamics Exam 1 study guide
exam solution complete update Louisiana State
University

, ME 2334 Thermodynamics Exam 1 study guide exam solution complete
update

1.19) a large fraction of thermal energy generated in the engine of a car is rejected to the air by the
radiator through the circulating water. should the radiator be analyzed as a

closed or open system? - --Open because air goes in and out and there is energy exchange with the
surroudings



1.36) temperature of a system rises by 130°C during a heating process. express this rise in T in K. - --
130 K



1.55) the barometer of a mountain hiker reads 750 mbars at the beginning of a hiking trip and 650
mbars at the end. determine the vertical distance climbed. average air density is 1.20 kg/m³. - --850 m



1.63) a manometer containing oil (density is 850 kg/m³) is attached to a tank filled with air. If the oil
level difference between the two columns is 80 cm and the atmospheric pressure is 98 kPa,

determine the absolute pressure of the air in the tank. - --104664 atm



1.67E) The pressure in a natural gas pipeline is measured by the manometer shown in the figure with
one of the arms open to the atmosphere where the local atmospheric pressure is 14.2 psia. Determine
the absolute pressure in the pipeline.

1 lbm/ft*s² = divide by 4636.8 to get psia.

g = 32.2 ft/s² - --18.1 psia



1.90) a hydraulic lift is used to lift a 1900 kg weight by putting a weight of 25 kg on a piston with a
diameter of 10 cm. determine the diameter of the piston on which the weight is to be placed. - --0.87
m

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