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 50, Problem 25RQ
The pump on a dry cooler can direct water to either the tube-in-tube heat exchanger or the cooling coil with the aid of a
A. two-way valve.
B. three-way valve.
C. four-way valve.
D. five-way valve.
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Students have asked these similar questions
Distinguish between Contact condenser and Surface condenser.
Which part in the mechanical heat pump is
used to increase the refrigerant pressure?
Select one:
a. Condenser
b. Evaporator
c. Expansion valve
d. Compressor
Which one of the device is suitable for controlling the flow of liquid refrigerant ?
Select one:
a. Feed pump
b. Heat exchanger
c. Expansion valve
d. Injection valve
Chapter 50 Solutions
Refrigeration and Air Conditioning Technology (MindTap Course List)
Ch. 50 - Which of the following is true regarding the...Ch. 50 - Which process would best represent the opposite of...Ch. 50 - Mixed air is best described as the combination of...Ch. 50 - Which of the following should be taken into...Ch. 50 - A bonded roof is one that has A. reinforced steel...Ch. 50 - Properly installed roof curbs will reduce the...Ch. 50 - When rigging a unit to the roof, what minimum...Ch. 50 - What is the acceptable method for communicating...Ch. 50 - Prob. 9RQCh. 50 - Prob. 10RQ
Ch. 50 - The most efficient way to establish the best...Ch. 50 - Free-cooling can be accomplished if the
A....Ch. 50 - Prob. 13RQCh. 50 - Prob. 14RQCh. 50 - Explain why the outside air damper is typically...Ch. 50 - Briefly explain the purpose of ASHRAE Standard 62.Ch. 50 - Explain the concept of demand control ventilation.Ch. 50 - Explain how carbon dioxide levels can be used to...Ch. 50 - Describe the blowers used on VAV systems.Ch. 50 - A cooling-only VAV box has all of the following...Ch. 50 - Which of the following is true regarding a reheat...Ch. 50 - Variable refrigerant flow systems sense the...Ch. 50 - The acronym PID stands for ______, _____, and...Ch. 50 - Explain the main benefit of a heat-recovery VRF...Ch. 50 - The pump on a dry cooler can direct water to...Ch. 50 - During low ambient conditions, the space cooling...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- The use of a expansion device in a heat pump system is to ___________ A. Reduce the pressure, not temperature B. Reduce the temperature, not pressure C. reduce flowrate D. Reduce the temperature and pressurearrow_forward1. An air-source heat pump is a heat-pump system that uses air: a. as the system refrigerant. b. as the heat source when operating in the cooling mode. c. as the heat sink when operating in the heating mode. d. as the heat source when operating in the heating mode. 2. According to the Department of Energy, duct leakage can result in a energy loss? a. 10% b. 20% c. 30% d. 40% 3. As the outside ambient temperature drops, the efficiency of a heat-pump system operating in the mode will: a. heating, drop b. heating, rise c. cooling, rise d. Both a and c are correct.arrow_forward1. A temperature drop in the coolant entering the primary loop can be dangerous because,(a) Reactivity can increase as a result.(b) Pressure in the primary loop will decrease and water can flash to steam.(c) All of the above.(d) None of the abovearrow_forward
- I need answers number 3 and 6 only pleasearrow_forwardI need the answer as soon as possiblearrow_forwardThe type of condenser in which the steam and cooling water flow from top to bottom and mix is called O a. central flow surface condenser Ob. down flow surface condenser evaporative surface condenser O d. parallel flow jet condenserarrow_forward
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