67.8 Ibm of air in a rigid container at 29 psia and 480 R absorbs 3.90172 kW'hr of energy from an electrical resistance heater. For this problem, account for variable specific heats, but do not interpolate. a) Assuming no heat transfer, determine: The final temperature: The final pressure: psia b) if the final pressure were 59.208 psia, determine: The final temperature:
67.8 Ibm of air in a rigid container at 29 psia and 480 R absorbs 3.90172 kW'hr of energy from an electrical resistance heater. For this problem, account for variable specific heats, but do not interpolate. a) Assuming no heat transfer, determine: The final temperature: The final pressure: psia b) if the final pressure were 59.208 psia, determine: The final temperature:
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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![67.8 Ibm of air in a rigid container at 29 psia and 480 R absorbs 3.90172 kW'hr of energy from an electrical resistance heater.
For this problem, account for variable specific heats, but do not interpolate.
a) Assuming no heat transfer, determine:
The final temperature:
The final pressure:
psia
b) if the final pressure were 59.208 psia, determine:
The final temperature:
The heat transferred:
Btu](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff69614ee-13e8-43a9-82ea-f5d34ba7c505%2F856dcf3a-6124-4439-a76a-3e2f14d9cf8f%2Fgzgfz5k_processed.jpeg&w=3840&q=75)
Transcribed Image Text:67.8 Ibm of air in a rigid container at 29 psia and 480 R absorbs 3.90172 kW'hr of energy from an electrical resistance heater.
For this problem, account for variable specific heats, but do not interpolate.
a) Assuming no heat transfer, determine:
The final temperature:
The final pressure:
psia
b) if the final pressure were 59.208 psia, determine:
The final temperature:
The heat transferred:
Btu
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