Q1) For isentropic air flowing through a converging-diverging nozzle, complete the sentences below using increase or decrease: 1- When the air enters the nozzle with subsonic flow, as upstream cross-sectional area decrease, air velocity will 2- When the air enters the nozzle with supersonic flow, as upstream cross-sectional area decrease, air velocity will 3- When the air enters the throat with subsonic flow, as downstream cross-sectional area increase, air velocity will de
Q1) For isentropic air flowing through a converging-diverging nozzle, complete the sentences below using increase or decrease: 1- When the air enters the nozzle with subsonic flow, as upstream cross-sectional area decrease, air velocity will 2- When the air enters the nozzle with supersonic flow, as upstream cross-sectional area decrease, air velocity will 3- When the air enters the throat with subsonic flow, as downstream cross-sectional area increase, air velocity will de
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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![Q1) For isentropic air flowing through a converging-diverging nozzle, complete the
sentences below using increase or decrease:
1- When the air enters the nozzle with subsonic flow, as upstream cross-sectional area
decrease, air velocity will
2- When the air enters the nozzle with supersonic flow, as upstream cross-sectional
area decrease, air velocity will
3- When the air enters the throat with subsonic flow, as downstream cross-sectional
area increase, air velocity will n.
4- When the air enters the throat with critical flow conditions, as downstream cross-
sectional area increase, air velocity will A
5- As nozzle critical area decrease, maximum mass flow rate of air will de
Q2) A flow of 100 kg/s of exhaust gases (k =1.35 and C,=1100 J/kg·K) expands
isentropically from combustion chamber of 300 kPa and 400 °C through a nozzle to an
outside atmosphere at 100 kPa. Find:
The nozzle type, speed and Mach number at exit, exit and minimum areas.
Good luck](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7cd9940c-9b9c-4316-817a-0bf37ba73826%2F4b66aa0d-77b6-4893-b27a-a2de0d44db93%2Fb6dr3z_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q1) For isentropic air flowing through a converging-diverging nozzle, complete the
sentences below using increase or decrease:
1- When the air enters the nozzle with subsonic flow, as upstream cross-sectional area
decrease, air velocity will
2- When the air enters the nozzle with supersonic flow, as upstream cross-sectional
area decrease, air velocity will
3- When the air enters the throat with subsonic flow, as downstream cross-sectional
area increase, air velocity will n.
4- When the air enters the throat with critical flow conditions, as downstream cross-
sectional area increase, air velocity will A
5- As nozzle critical area decrease, maximum mass flow rate of air will de
Q2) A flow of 100 kg/s of exhaust gases (k =1.35 and C,=1100 J/kg·K) expands
isentropically from combustion chamber of 300 kPa and 400 °C through a nozzle to an
outside atmosphere at 100 kPa. Find:
The nozzle type, speed and Mach number at exit, exit and minimum areas.
Good luck
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