Physics, 24.02.2020 23:31 icameforhelp
9.78 Air enters a horizontal, well-insulated nozzle operating at steady state at 12 bar, 500 K, with a velocity of 50 m/s and exits at 7 bar, 440 K. The mass flow rate is 1 kg/s. Determine the net force, in N, exerted by the air on the duct in the direction of flow.
Answers: 1
Physics, 22.06.2019 03:00
The passage that directs air to the lungs is called a. diaphragm. b. larynx. c. bronchi. d. pharynx.
Answers: 2
Physics, 22.06.2019 12:30
An ice-making machine inside a refrigerator operates in a carnot cycle. it takes heat from liquid water at 0.0 degrees celsius and rejects heat to a room at a temperature of 19.2 degrees celsius. suppose that liquid water with a mass of 76.3kg at 0.0 degrees celsius is converted to ice at the same temperature. take the heat of fusion for water to be l_f = 3.34*10^5 j/kg.how much energy e must be supplied to the device? express your answer in joules.
Answers: 1
Physics, 22.06.2019 18:00
Consider an ideal gas at 27.0 degrees celsius and 1.00 atmosphere pressure. imagine the molecules to be uniformly spaced, with each molecule at the center of a small cube. what is the length l of an edge of each small cube if adjacent cubes touch but don't overlap?
Answers: 2
Physics, 22.06.2019 18:00
Astudent pushes a 60-n block across the floor for a distance of 10 m. how much work was done to move the block
Answers: 1
9.78 Air enters a horizontal, well-insulated nozzle operating at steady state at 12 bar, 500 K, with...
History, 07.09.2019 22:20
Social Studies, 07.09.2019 22:20
History, 07.09.2019 22:20
Arts, 07.09.2019 22:20
Physics, 07.09.2019 22:20
Physics, 07.09.2019 22:20
History, 07.09.2019 22:20
Mathematics, 07.09.2019 22:20
English, 07.09.2019 22:20
Mathematics, 07.09.2019 23:10
History, 07.09.2019 23:10