12. Three (3) adjacent bodies whose initial temperatures are 150°F, 350°F and 60°F have specific heats of 2lb-ft/lb-°R, 4lb-ft/lb-ºR and 3.5lb-ft/lb-ºR respectively. They are all placed inside a closed adiabatic (perfectly insulated) container until the equilibrium condition. If the first two (2) objects have a masses of 5lb, 3lb respectively, determine the mass of the 3rd body if the equilibrium temperature is attained at 87.5°F a. 39.2208lb b. 41.4787lb c. 42.89771b d. 39.7227lb
12. Three (3) adjacent bodies whose initial temperatures are 150°F, 350°F and 60°F have specific heats of 2lb-ft/lb-°R, 4lb-ft/lb-ºR and 3.5lb-ft/lb-ºR respectively. They are all placed inside a closed adiabatic (perfectly insulated) container until the equilibrium condition. If the first two (2) objects have a masses of 5lb, 3lb respectively, determine the mass of the 3rd body if the equilibrium temperature is attained at 87.5°F a. 39.2208lb b. 41.4787lb c. 42.89771b d. 39.7227lb
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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![12. Three (3) adjacent bodies whose initial temperatures are 150°F, 350°F and 60°F have specific
heats of 21b-ft/lb-°R, 4lb-ft/lb-ºR and 3.5lb-ft/lb-°R respectively. They are all placed inside a closed
adiabatic (perfectly insulated) container until the equilibrium condition. If the first two (2) objects
have a masses of 5lb, 3lb respectively, determine the mass of the 3rd body if the equilibrium
temperature is attained at 87.5°F
a. 39.22081b
b. 41.47871b
c. 42.8977lb
d. 39.7227lb](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc76dddba-3789-4dec-b6dd-38e9e987f526%2F8dbb75f3-5773-42a8-9030-9a5ff12cbcfe%2Ffuj7r8r_processed.png&w=3840&q=75)
Transcribed Image Text:12. Three (3) adjacent bodies whose initial temperatures are 150°F, 350°F and 60°F have specific
heats of 21b-ft/lb-°R, 4lb-ft/lb-ºR and 3.5lb-ft/lb-°R respectively. They are all placed inside a closed
adiabatic (perfectly insulated) container until the equilibrium condition. If the first two (2) objects
have a masses of 5lb, 3lb respectively, determine the mass of the 3rd body if the equilibrium
temperature is attained at 87.5°F
a. 39.22081b
b. 41.47871b
c. 42.8977lb
d. 39.7227lb
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