Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN: 9781305578296
Author: John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher: Cengage Learning
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Textbook Question
Chapter 2, Problem 3RQ
________ is the term used for water when it is in the solid state.
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The ___________ is whatever we want to study it may be simple as a free body as complex as an entire chemical relinery
A. Heat
B. Temperature
C. System
D. Voltage
E. Thermodynamics
2. It states the ratio between the pressure-Volume product and absolute temperature of gas is a constant
A. Charles Law
B. Combined Gas Law
C. Avogadros Law
D. Boyles Law
3.The wood ________ refers to the condition of a system as described by it`s properties. Since these are normally relations among the properties of a system. It can be specified by providing the values of a subset of the properties.
A. Close system
B. Process
C. Properly
D. Open System
E.State
4. A process that occur at constant temperature
a.Isothermal Process
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Chapter 2 Solutions
Refrigeration and Air Conditioning Technology (MindTap Course List)
Ch. 2 - Matter is a substance that occupies space and has...Ch. 2 - What are the three states in which matter is...Ch. 2 - ________ is the term used for water when it is in...Ch. 2 - In what direction does a solid exert force?Ch. 2 - In what direction does a liquid exert force?Ch. 2 - Vapor exerts pressure in what direction? A....Ch. 2 - Define density.Ch. 2 - Define specific gravity.Ch. 2 - Describe specific volume.Ch. 2 - Why does an object weigh less on the moon than on...
Ch. 2 - The density of tungsten is 1210 lb/ft3. What would...Ch. 2 - The specific volume of red brass is 0.001865...Ch. 2 - Aluminum has a density of 171 lb/ft3. What would...Ch. 2 - Four pounds of a gas occupy 10 ft3. What would be...Ch. 2 - Why is information regarding the specific volume...Ch. 2 - Whose law states that the volume of a gas varies...Ch. 2 - At a constant pressure, how does a volume of gas...Ch. 2 - Describe Dalton's law as it relates to a confined...Ch. 2 - What are the two types of energy most frequently...Ch. 2 - How were fossil fuels formed?Ch. 2 - Prob. 21RQCh. 2 - Prob. 22RQCh. 2 - If an air-conditioning compressor weighing 300lb...Ch. 2 - Describe horsepower and list the three quantities...Ch. 2 - How many watts of electrical energy are equal to 1...Ch. 2 - How many Btu of heat can be produced by 4 kWh...Ch. 2 - How many Btu/h would be produced in a 12-kW...Ch. 2 - What unit of energy does the power company charge...Ch. 2 - If 3000 ft3 of air is crossing an evaporator coil...Ch. 2 - A gas is compressed inside a compressor's...
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- 2. How much heat is required to change 200 mL of ice at -20 °C into steam? A. 318,400 J B. 561,500 J C. 164,800 J D. 244,200 Jarrow_forward1. If 1 gallon of oil = 1.4 therm, how many gallons have been wasted by heat loss in Feb? (1 therm = 100,000 BTU)_____________________________________________________________________________________2. If $1.30 per therm, how much did you waste from house heat loss in Feb?arrow_forwardThe mass flow rate is , the volume flow rate is , density is , and the specific volume is . What is (are) the correct expression (s) below?_________ A. B. C. D.arrow_forward
- 1. When heating a solution, a scientist detects a temperature increase in the solution during a period of time. Which of the following statements accurately characterizes the solution during this period? A. The velocity of molecules in the solution is increasing. B. The solution is at boilkng point C. The solution's temperature increases to proportional to its Hvaporizes D. The solution is undergoing phase a changearrow_forwardCool, dry air always ___________, while warm, moist air always __________ a. falls, falls b. rises, sinks c. sinks, rises d. freezes, meltsarrow_forwardProvided the absolute temperature stays the same and the volume a gas occupies increases, what would happen to the absolute pressure? Also state whose gas law this is? _____________ psia ___________________ Lawarrow_forward
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