- 14.141C: What is the difference between dry air and atmospheric air?
- 14.142C: What is the difference between the specific humidity and the relati...
- 14.143C: Can the water vapor in air be treated as an ideal gas? Explain.
- 14.144C: Is the relative humidity of saturated air necessarily 100 percent?
- 14.145C: Is it possible to obtain saturated air from unsaturated air without...
- 14.146C: Moist air is passed through a cooling section where it is cooled an...
- 14.147C: How will (a) the specific humidity and (b) the relative humidity of...
- 14.148C: How will (a) the specific humidity and (b) the relative humidity of...
- 14.149C: Consider a tank that contains moist air at 3 atm and whose walls ar...
- 14.1410C: Why are the chilled water lines always wrapped with vapor barrier j...
- 14.1411: A tank contains 15 kg of dry air and 0.17 kg of water vapor at 308C...
- 14.1412: Repeat Prob. 1411 for a temperature of 208C.
- 14.1413: A room contains air at 208C and 98 kPa at a relative humidity of 85...
- 14.1414: Repeat Prob. 1413 for a pressure of 85 kPa.
- 14.1415E: A room contains air at 858F and 13.5 psia at a relative humidity of...
- 14.1416: An 8 m3 -tank contains saturated air at 308C, 105 kPa. Determine (a...
- 14.1417: Determine the masses of dry air and the water vapor contained in a ...
- 14.1418: Humid air at 100 kPa, 208C, and 90 percent relative humidity is com...
- 14.1419C: What is the dew-point temperature?
- 14.1420C: Andy and Wendy both wear glasses. On a cold winter day, Andy comes ...
- 14.1421C: In summer, the outer surface of a glass filled with iced water freq...
- 14.1422C: In some climates, cleaning the ice off the windshield of a car is a...
- 14.1423C: When are the dry-bulb and dew-point temperatures identical?
- 14.1424C: When are the adiabatic saturation and wet-bulb temperatures equival...
- 14.1425: After a long walk in the 128C outdoors, a person wearing glasses en...
- 14.1426: Repeat Prob. 1425 for a relative humidity of 30 percent.
- 14.1427E: A thirsty woman opens the refrigerator and picks up a cool canned d...
- 14.1428: The dry- and wet-bulb temperatures of atmospheric air at 95 kPa are...
- 14.1429: The air in a room has a dry-bulb temperature of 268C and a wet-bulb...
- 14.1430: Reconsider Prob. 1429. Determine the required properties using EES ...
- 14.1431E: The air in a room has a dry-bulb temperature of 758F and a wet-bulb...
- 14.1432: Atmospheric air at 358C flows steadily into an adiabatic saturation...
- 14.1433C: How do constant-enthalpy and constant-wet-bulbtemperature lines com...
- 14.1434C: At what states on the psychrometric chart are the dry-bulb, wet-bul...
- 14.1435C: How is the dew-point temperature at a specified state determined on...
- 14.1436C: Can the enthalpy values determined from a psychrometric chart at se...
- 14.1437E: A room contains air at 1 atm, 828F, and 70 percent relative humidit...
- 14.1438E: Reconsider Prob. 1437E. Determine the required properties using EES...
- 14.1439: The air in a room has a pressure of 1 atm, a dry-bulb temperature o...
- 14.1440: Reconsider Prob. 1439. Determine the required properties using EES ...
- 14.1441: Atmospheric air at a pressure of 1 atm and drybulb temperature of 2...
- 14.1442: Determine the adiabatic saturation temperature of the humid air in ...
- 14.1443E: Atmospheric air at a pressure of 1 atm and drybulb temperature of 9...
- 14.1444E: Determine the adiabatic saturation temperature of the humid air in ...
- 14.1445C: What does a modern air-conditioning system do besides heating or co...
- 14.1446C: How does the human body respond to (a) hot weather, (b) cold weathe...
- 14.1447C: What is the radiation effect? How does it affect human comfort?
- 14.1448C: How does the air motion in the vicinity of the human body affect hu...
- 14.1449C: Consider a tennis match in cold weather where both players and spec...
- 14.1450C: Why do you think little babies are more susceptible to cold?
- 14.1451C: How does humidity affect human comfort?
- 14.1452C: What are humidification and dehumidification?
- 14.1453C: What is metabolism? What is the range of metabolic rate for an aver...
- 14.1454C: What is sensible heat? How is the sensible heat loss from a human b...
- 14.1455C: What is latent heat? How is the latent heat loss from the human bod...
- 14.1456: A department store expects to have 225 customers and 20 employees a...
- 14.1457E: In a movie theater in winter, 500 people, each generating sensible ...
- 14.1458: For an infiltration rate of 1.2 air changes per hour (ACH), determi...
- 14.1459: Repeat Prob. 1458 for an infiltration rate of 1.8 ACH.
- 14.1460: An average person produces 0.25 kg of moisture while taking a showe...
- 14.1461: An average (1.82 kg or 4.0 lbm) chicken has a basal metabolic rate ...
- 14.1462C: How do relative and specific humidities change during a simple heat...
- 14.1463C: Why does a simple heating or cooling process appear as a horizontal...
- 14.1464: Air enters a heating section at 95 kPa, 128C, and 30 percent relati...
- 14.1465: Humid air at 1 atm, 358C, and 45 percent relative humidity is coole...
- 14.1466E: Humid air at 40 psia, 508F, and 90 percent relative humidity is hea...
- 14.1467: Air enters a 30-cm-diameter cooling section at 1 atm, 358C, and 45 ...
- 14.1468: Repeat Prob. 1467 for a heat removal rate of 950 kJ/min.
- 14.1469E: A heating section consists of a 15-in-diameter duct that houses a 4...
- 14.1470C: Why is heated air sometimes humidified?
- 14.1471: Air at 1 atm, 158C, and 60 percent relative humidity is first heate...
- 14.1472E: Air at 14.7 psia, 358F, and 50 percent relative humidity is first h...
- 14.1473: An air-conditioning system operates at a total pressure of 1 atm an...
- 14.1474: Repeat Prob. 1473 for a total pressure of 95 kPa for the airstream.
- 14.1475C: Why is cooled air sometimes reheated in summer before it is dischar...
- 14.1476: Air enters a window air conditioner at 1 atm, 328C, and 70 percent ...
- 14.1477E: Humid atmospheric air at 1 atm, 908F, and 90 percent relative humid...
- 14.1478: Air enters a 40-cm-diameter cooling section at 1 atm, 328C, and 70 ...
- 14.1479: Reconsider Prob. 1478. Using EES (or other) software, develop a gen...
- 14.1480: Repeat Prob. 1478 for a total pressure of 95 kPa for air.
- 14.1481E: Air enters a 1-ft-diameter cooling section at 14.7 psia, 908F, and ...
- 14.1482E: Reconsider Prob. 1481E. Using EES (or other) software, study the ef...
- 14.1483E: Repeat Prob. 1481E for a total pressure of 14.4 psia for air
- 14.1484: Air from a workspace enters an air conditioner unit at 308C dry bul...
- 14.1485: Atmospheric air from the inside of an automobile enters the evapora...
- 14.1486: Atmospheric air at 1 atm, 328C, and 95 percent relative humidity is...
- 14.1487: Humid air is to be conditioned in a constant pressure process at 1 ...
- 14.1488C: What is evaporative cooling? Will it work in humid climates?
- 14.1489C: During evaporation from a water body to air, under what conditions ...
- 14.1490C: Does an evaporation process have to involve heat transfer? Describe...
- 14.1491: Air enters an evaporative cooler at 95 kPa, 408C, and 25 percent re...
- 14.1492E: Air enters an evaporative cooler at 14.5 psia, 938F, and 30 percent...
- 14.1493: Air enters an evaporative cooler at 1 atm, 408C, and 20 percent rel...
- 14.1494: Air enters an evaporative cooler at 1 atm, 328C, and 30 percent rel...
- 14.1495: Air at 1 atm, 208C, and 50 percent relative humidity is first heate...
- 14.1496C: Two unsaturated airstreams are mixed adiabatically. It is observed ...
- 14.1497C: Consider the adiabatic mixing of two airstreams. Does the state of ...
- 14.1498E: During an air-conditioning process, 900 ft3 /min of conditioned air...
- 14.1499E: Reconsider Prob. 1498E. Using EES (or other) software, develop a ge...
- 14.14100: Two airstreams are mixed steadily and adiabatically. The first stre...
- 14.14101: Repeat Prob. 14100 for a total mixing-chamber pressure of 90 kPa.
- 14.14102: A stream of warm air with a dry-bulb temperature of 368C and a wet-...
- 14.14103: Reconsider Prob. 14102. Using EES (or other) software, determine th...
- 14.14104E: Saturated humid air at 1 atm and 508F is to be mixed with atmospher...
- 14.14105C: How does a natural-draft wet cooling tower work?
- 14.14106C: What is a spray pond? How does its performance compare to the perfo...
- 14.14107: The cooling water from the condenser of a power plant enters a wet ...
- 14.14108E: The cooling water from the condenser of a power plant enters a wet ...
- 14.14109: A wet cooling tower is to cool 60 kg/s of water from 40 to 338C. At...
- 14.14110: A wet cooling tower is to cool 25 kg/s of cooling water from 40 to ...
- 14.14111E: Water enters a cooling tower at 958F and at a rate of 3 lbm/s, and ...
- 14.14112E: How much work potential, in Btu/lbm dry air, is lost in the cooling...
- 14.14113: Dry air whose molar analysis is 78.1 percent N2, 20.9 percent O2, a...
- 14.14114E: The relative humidity of air at 808F and 14.7 psia is increased fro...
- 14.14115: The condensation of the water vapor in compressedair lines is a maj...
- 14.14116E: The capacity of evaporative coolers is usually expressed in terms o...
- 14.14117: A cooling tower with a cooling capacity of 30 tons (105 kW) is clai...
- 14.14118: The air-conditioning costs of a house can be reduced by up to 10 pe...
- 14.14119E: The thermostat setting of a house can be lowered by 28F by wearing ...
- 14.14120: A typical winter day in Moscow has a temperature of 08C and a relat...
- 14.14121: The relative humidity inside dacha of Prob. 14-120 is to be brought...
- 14.14122E: During a summer day in Phoenix, Arizona, the air is at 1 atm, 1108F...
- 14.14123E: If the system of Prob. 14-122E is operated as an adiabatic system a...
- 14.14124: A 1.8-m3 tank contains saturated air at 208C and 90 kPa. Determine ...
- 14.14125: Reconsider Prob. 14124. Using EES (or other) software, determine th...
- 14.14126E: Air at 15 psia, 608F, and 70 percent relative humidity flows in an ...
- 14.14127: Air flows steadily through an isentropic nozzle. The air enters the...
- 14.14128: Air enters a cooling section at 97 kPa, 358C, and 30 percent relati...
- 14.14129: Outdoor air enters an air-conditioning system at 108C and 70 percen...
- 14.14130: Humid air at 101.3 kPa, 368C dry bulb and 65 percent relative humid...
- 14.14131: Air enters an air-conditioning system that uses refrigerant-134a at...
- 14.14132: Repeat Prob. 14131 for a total pressure of 90 kPa for air
- 14.14133: An air-conditioning system operates at a total pressure of 1 atm an...
- 14.14134: Reconsider Prob. 14133. Using EES (or other) software, study the ef...
- 14.14135: Repeat Prob. 14133 for a total pressure of 96 kPa.
- 14.14136: Conditioned air at 138C and 90 percent relative humidity is to be m...
- 14.14137: Reconsider Prob. 14136. Determine the desired quantities using EES ...
- 14.14138: A natural-draft cooling tower is to remove 70 MW of waste heat from...
- 14.14139: Reconsider Prob. 14138. Using EES (or other) software, investigate ...
- 14.14140: A room is filled with saturated moist air at 258C and a total press...
- 14.14141: A room contains 65 kg of dry air and 0.6 kg of water vapor at 258C ...
- 14.14142: A 40-m3 room contains air at 308C and a total pressure of 90 kPa wi...
- 14.14143: A room contains air at 308C and a total pressure of 96.0 kPa with a...
- 14.14144: The air in a house is at 258C and 65 percent relative humidity. Now...
- 14.14145: On the psychrometric chart, a cooling and dehumidification process ...
- 14.14146: On the psychrometric chart, a heating and humidification process ap...
- 14.14147: An air stream at a specified temperature and relative humidity unde...
- 14.14148: Air is cooled and dehumidified as it flows over the coils of a refr...
- 14.14149: Air at a total pressure of 90 kPa, 158C, and 75 percent relative hu...
- 14.14150: Write an essay on different humidity measurement devices, including...
- 14.14151: The air-conditioning needs of a large building can be met by a sing...
- 14.14152: Design an inexpensive evaporative cooling system suitable for use i...
- 14.14153: The daily change in the temperature of the atmosphere tends to be s...
- 14.14154: The condensation and even freezing of moisture in building walls wi...

# Solutions for Chapter 14: GASVAPOR MIXTURES AND AIR-CONDITIONING

## Full solutions for Thermodynamics: An Engineering Approach | 8th Edition

ISBN: 9780073398174

Solutions for Chapter 14: GASVAPOR MIXTURES AND AIR-CONDITIONING

Get Full SolutionsChapter 14: GASVAPOR MIXTURES AND AIR-CONDITIONING includes 154 full step-by-step solutions. This expansive textbook survival guide covers the following chapters and their solutions. This textbook survival guide was created for the textbook: Thermodynamics: An Engineering Approach, edition: 8. Thermodynamics: An Engineering Approach was written by and is associated to the ISBN: 9780073398174. Since 154 problems in chapter 14: GASVAPOR MIXTURES AND AIR-CONDITIONING have been answered, more than 46320 students have viewed full step-by-step solutions from this chapter.