Answered: 3.The change of enthalpy of air in a…

3.The change of enthalpy of air in a cooling tower is 35 Btu/lb and the mass flow of air is 453.17 lb/min. Water enters the tower at the rate of 50 gpm and 115°F. Determine the exit temperature.

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

Chapter47: High-pressure, Low-pressure, And Absorption Chilled-water Systems

Section: Chapter Questions

Problem 18RQ: In an absorption chiller, _______is used to create the difference in pressures.

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Question

Please solve and include units in each step. Thank you!

3.The change ofenthalpy of air in a cooling tower is 35
Btu/lb and the mass flow of air is 453.17 lb/min. Water
enters the tower at the rate of 50 gpm and 115°F.
Determine the exit temperature.
A. 45°F
В. 55°F
С.
65°F
D. 77°F

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