Combustion gases entering a square duct 20 cm * 20 cm at velocity Of 4 m/s and 500°C. The gases transfers heat to the surrounding and leaving at 300 °C. The surface temperature of the duct is 200°C. Assume fully developed flow and determine a) The heat transfer rate from combustion gases to the surrounding b) The duct length The properties of combustion gases are p= 0.568 kg/m, k= 0.049 W/m °C, v = 5.470 * 10-5 m2/s, Cp = 1058 J/kg °C, Pr = 0.6937 m-/s, Ts = 200 °C Squase duct Outlet at 20 cm * 20 cm 300 °C Combustion L? gases Inlet at 500 °C. 4 m/s

Combustion gases entering a square duct 20 cm * 20 cm at velocity Of 4 m/s and 500°C. The gases transfers heat to the surrounding and leaving at 300 °C. The surface temperature of the duct is 200°C. Assume fully developed flow and determine a) The heat transfer rate from combustion gases to the surrounding b) The duct length The properties of combustion gases are p= 0.568 kg/m, k= 0.049 W/m °C, v = 5.470 * 10-5 m2/s, Cp = 1058 J/kg °C, Pr = 0.6937 m-/s, Ts = 200 °C Squase duct Outlet at 20 cm * 20 cm 300 °C Combustion L? gases Inlet at 500 °C. 4 m/s

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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