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CSS Solved Papers
Physics Chemistry

Engineering :: Heat Engines

  A closed vessel contains air at 1.2 ata and 57?C. The pressure of air in the vessel if the contents of the vessel are cooled to 37?C would be
[A]. 2.327 ata[B]. 1.2 ata
[C]. 1.127 ata[D]. 0.563 ata
[E]. 0.073 ata    

Answer: Option C
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