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A duct With one, intet and one exit is thermally insulated. Air enters the duct at Steady Sate with 325°k 200 kPaj and a mass flou rate of 0.S ka/sec. The inlet Cross-Secional area d is ecm?. At the exit, the air has the flow speed of 250 m (sec and the pressure Of 100. kla Assuming ideal gas with 381 Constant Cp eol. 008 kJ/(kg: k), and negeching potential ot energy effects, determine the exit Cross Sectional area in cm3 using 5 signi figant figures.

A duct With one, intet and one exit is thermally insulated. Air enters the duct at Steady Sate with 325°k 200 kPaj and a mass flou rate of 0.S ka/sec. The inlet Cross-Secional area d is ecm?. At the exit, the air has the flow speed of 250 m (sec and the pressure Of 100. kla Assuming ideal gas with 381 Constant Cp eol. 008 kJ/(kg: k), and negeching potential ot energy effects, determine the exit Cross Sectional area in cm3 using 5 signi figant figures.

Elements Of Electromagnetics
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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Question
A duct With one intet and one exit is themally insulated. Air enters the duct at Steady state with 325°k i) 200 kPas and a mass flow rate of 0.S ka/sec. The inlet Cross-Sectional aread is le cm. At the exit, the air has the flow Opeed of 250 m/sec and the pressure of 100 kPa Assuming ideal gas with E Constant Cp l. 008 kJ/(kg. k) and neglečting potential ot energy effects , determine the exit Cross Sectional area in cm² using 5 Signi figant figures.
Transcribed Image Text:A duct With one intet and one exit is themally insulated. Air enters the duct at Steady state with 325°k i) 200 kPas and a mass flow rate of 0.S ka/sec. The inlet Cross-Sectional aread is le cm. At the exit, the air has the flow Opeed of 250 m/sec and the pressure of 100 kPa Assuming ideal gas with E Constant Cp l. 008 kJ/(kg. k) and neglečting potential ot energy effects , determine the exit Cross Sectional area in cm² using 5 Signi figant figures.
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