The duct has a diameter of 150 mm. Its average friction factor is f = 0.004, and air isdrawn into the duct with an inlet velocity of 125 m/s, temperature of 285 K, and anabsolute pressure of 165 kPa. (Figure 1)150 mm90 mPart ADetermine the air speed at the exit.Express your answer to three significant figures and include the appropriate units.Part BDetermine the air temperature at the exit.Express your answer using three significant figures.Part CDetermine the air pressure at the exit.Express your answer to three significant figures and include the appropriate units.

Diameter = 150 mm Length = 90 m Friction factor = 0.004

The duct has a diameter of 150 mm. Its average friction factor is f = 0.004, and air is drawn into the duct with an inlet velocity of 125 m/s, temperature of 285 K, and an absolute pressure of 165 kPa. (Figure 1)

The duct has a diameter of 150 mm. Its average friction factor is f = 0.004, and air is drawn into the duct with an inlet velocity of 125 m/s, temperature of 285 K, and an absolute pressure of 165 kPa. (Figure 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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Question

The duct has a diameter of 150 mm. Its average friction factor is f = 0.004, and air is
drawn into the duct with an inlet velocity of 125 m/s, temperature of 285 K, and an
absolute pressure of 165 kPa. (Figure 1)
150 mm
90 m
Part A
Determine the air speed at the exit.
Express your answer to three significant figures and include the appropriate units.
Part B
Determine the air temperature at the exit.
Express your answer using three significant figures.
Part C
Determine the air pressure at the exit.
Express your answer to three significant figures and include the appropriate units.

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