Physics, 03.12.2020 17:30 grumpygreengori
A jet aircraft is traveling at 262 m/s in hor-
izontal flight. The engine takes in air at a
rate of 85.9 kg/s and burns fuel at a rate of
3.92 kg/s. The exhaust gases are ejected at
921 m/s relative to the aircraft.
Find the thrust of the jet engine.
Answers: 2
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Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec
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Africtionless piston-cylinder contains 50 l of saturated liquid r-134a. the piston has a mass and an area resulting in an applied pressure of 500 kpa on the refrigerant. the refrigerant is now heated until its temperature rises to 70∘c. calculate the work (in kj) done during this process.
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What is the power rating of the lightbulb if 3.0 a flow through it when connected to a 15 v battery
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Estimate the change in the gibbs energy and molar gibbs energy of 1.0dm3 of octane when the pressure acting on it is increased from 1.0 atm to 100 atm. the mass density of octane is 0.703 g cm−3
Answers: 3
A jet aircraft is traveling at 262 m/s in hor-
izontal flight. The engine takes in air at a
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