A convergent divergent diffuser is exposed to air at pressure of 80kPa and temperature of 350K and Mach number Mi=2.5 as shown in fig. The inlet area Ai = 20 cm2, throat area = 10 cm2, and exit area = 25 cm2. 1- If the back pressure is 650kPa the shock wave is take place at the divergent part find: Throat Mach number , mass flow rate, Shock wave location ,exit Mach number. 2- If the incoming Mach number is decrease to 1.8 State the flow condition through the duct and find, the mass flow rate , exit pressure and Mach number M=2.5, P=80, T=350 Flow condition through the duct for CASE 1)

A convergent divergent diffuser is exposed to air at pressure of 80kPa and temperature of 350K and Mach number Mi=2.5 as shown in fig. The inlet area Ai = 20 cm2, throat area = 10 cm2, and exit area = 25 cm2. 1- If the back pressure is 650kPa the shock wave is take place at the divergent part find: Throat Mach number , mass flow rate, Shock wave location ,exit Mach number. 2- If the incoming Mach number is decrease to 1.8 State the flow condition through the duct and find, the mass flow rate , exit pressure and Mach number M=2.5, P=80, T=350 Flow condition through the duct for CASE 1)

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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