As shown in the figure, air with a volumetric flow rate of 17,000 ft/min enters an air-handling unit at 80°F, 1 atm. The air-handlingunit delivers air at 45°F, 1 atm to a duct system with three branches consisting of two 26-in.-diameter ducts and one 50-in. duct. Thevelocity in each 26-in. duct is 19 ft/s. Assume steady state operation and ideal gas behavior for the air.4+D - 50 in.DuctsystemT2 = 73 = T, = 45°FD; = Dz = 26 in.V2 = V3Air-handling unit1+ Pi = P2 = P3 = P4 = 1 atmT = B0°F(AV),Determine the mass flow rate of air entering the air-handling unit, in Ib/s, the volumetric flow rate in each 26-in. duct, in ft/min, andthe velocity in the 50-in. duct, in ft/s.

Answered: Image /qna-images/answer/ef9f9888-bab6-4671-b368-546221ca48ee.jpg

Answered: As shown in the figure, air with a…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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At the beginning of the compression process of an air standard Otto cycle, p1 = 1 bar, T1 = 300 K. The maximum temperature in the cycle is 2250 K and the compression ratio is 9.8. The engine has 4 cylinders and an engine displacement of Vd = 2.1 L. Determine per cylinder: a) the volume at state 1.b) the air mass per cycle.c) the heat addition per cycle, in kJ.d) the heat rejection per cycle, in kJ.e) the net work per cycle, in kJ.

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