Engineering, 16.03.2020 22:39 mariahrpoulin9630
Air enters a nozzle steadily at 280 kPa and 77 oC with a velocity of 50 m/s and exits at 85 kPa and 320 m/s. The heat losses from the nozzle to the surrounding medium at 20 oC are estimated to be 3.2 kJ/kg. Determine (a) the exit temperature and (b) the total entropy change for this process.
Answers: 3
Another question on Engineering
Engineering, 04.07.2019 18:10
Afour cylinder four-stroke in-line engine has a stroke of 160mm, connecting rod length of 150mm, a reciprocating mass of 3kg and its firing order is 1-3-4-2. the spacing between cylinders is 100mm. i. show that the engine is in balance with regard to the primary inertia forces and primary 3. a and secondary inertia couples. li determine the out of balance secondary inertia force ii. propose ways of balancing this out of balance force and discuss the challenges that will arise
Answers: 3
Engineering, 04.07.2019 18:10
Atmospheric air has a temperature (dry bulb) of 80° f and a wet bulb temperature of 60° f when the barometric pressure is 14.696 psia. determine the specific humidity, grains/lb dry air. a. 11.4 c. 55.8 d. 22.5 b. 44.1
Answers: 1
Engineering, 04.07.2019 18:20
For a gate width of 2 m into the paper, determine the force required to hold the gate abc at its location.
Answers: 1
Engineering, 04.07.2019 19:10
With increases in magnification, which of the following occur? a. the field of view decreases. b. the ambient illumination decreases. c. the larger parts can be measured. d. the eyepiece must be raised.
Answers: 1
You know the right answer?
Air enters a nozzle steadily at 280 kPa and 77 oC with a velocity of 50 m/s and exits at 85 kPa and...
Questions
History, 29.07.2019 00:30
World Languages, 29.07.2019 00:30
Mathematics, 29.07.2019 00:30
English, 29.07.2019 00:30
Biology, 29.07.2019 00:30
Geography, 29.07.2019 00:30
History, 29.07.2019 00:30
