A football was inflated to a gauge pressure of 1 bar when the ambient temperature was 15°C. When the game started next day, the air temperature at the stadium was 5°C. Assume that the volume of the football remains constant at 2500 cm3. Gauge pressure of air to which the ball must have been originally inflated so that it would equal1 bar gauge at the stadium is

Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Chapter2: Matter And Energy
Section: Chapter Questions
Problem 17RQ: At a constant pressure, how does a volume of gas vary with respect to the absolute temperature?
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A football was inflated to a
gauge pressure of 1 bar when
the ambient temperature was
15°C. When the game started
next day, the air temperature at
the stadium was 5°C. Assume
that the volume of the football
remains constant at 2500 cm³.
Gauge pressure of air to which
the ball must have been
originally inflated so that it
would equal 1 bar gauge at the
stadium is
А. 2.23 bar
B. 1.94 bar
С. 1.07 bar
D. 1.00 bar
Transcribed Image Text:A football was inflated to a gauge pressure of 1 bar when the ambient temperature was 15°C. When the game started next day, the air temperature at the stadium was 5°C. Assume that the volume of the football remains constant at 2500 cm³. Gauge pressure of air to which the ball must have been originally inflated so that it would equal 1 bar gauge at the stadium is А. 2.23 bar B. 1.94 bar С. 1.07 bar D. 1.00 bar
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