• R-134a enters a nozzle at 700 kPa and 120 °C and exits at 400 kPa and 30°C. Mass flows steadily through an entrance with an area of 0.0028 m². If the speed at the inlet is 20 m/s and the exit speed is 400 m/s, estimate the rate of heat loss in units of kW.

• R-134a enters a nozzle at 700 kPa and 120 °C and exits at 400 kPa and 30°C. Mass flows steadily through an entrance with an area of 0.0028 m². If the speed at the inlet is 20 m/s and the exit speed is 400 m/s, estimate the rate of heat loss in units of kW.

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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How do I solve this

• R-134a enters a nozzle at 700 kPa and
120 °C and exits at 400 kPa and 30°C.
Mass flows steadily through an entrance
with an area of 0.0028 m². If the speed at
the inlet is 20 m/s and the exit speed is
400 m/s, estimate the rate of heat loss in
units of kW.

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