On most residential air conditioning units, the condensing fan motor is controlled by? a. Transformer  b. High pressure safety switch c. Compressor contactor d. Indoor fan relay

Q: . Explain the basic principles of the refrigeration process.

A: Now write the principle for the refrigeration process. Heat flow in direction of decretion of…

Q: List two types of return air systems commonly found on residential air conditioning systems

A: Return air systems commonly found on residential air conditioning systems

Q: The bank of tubes at the back of domestic refrigerator is; * O evaporator tubes capillary tubes…

A: Refrigerator has 1. Compressor 2. Evaporator 3. Condenser 4. Expansion valves

Q: Unique characteristics of monoblock air conditioners in comparison to a split air conditioning…

A: Air conditioners are used to maintain the parameters of the air of some specific region. Various…

Q: Explain the lay out and the basic operation of a centralized air conditioning system (or chiller…

A: One of the most easy and energy-efficient methods to escape the hot, humid summer weather in…

Q: Which of the following causes cooling in the room?

A: Which of the following causes cooling in the room? Answer: c) Evaporator

Q: Describe four ways in which the heater control valve may be controlled

A: The heater control valve is a part of the heating ventilation, and air conditioning unit (HVAC) used…

Q: Why do all open cooling towers not have ​side stream ​filtration?

A: Cooling towers are an essential segment of numerous refrigeration frameworks, giving solace or…

Q: Which of the following is not a problem with cooling towers? 1) Freeze up 2) Water treatment 3)…

A: A cooling tower is a specialized heat exchanger in which air and water are brought into direct…

Q: Using appropriate sketches, draw a two-stage refrigeration system with a flash chamber. Explain…

A: Two stage refrigeration system means two stage compression refrigeration system.

Q: Explain the layout and the basic operation of a centralized air conditioning system (or chiller…

A: Central air conditioning (or central A/C) is a system that cools air in a central place and…

Q: arate preheater was p from its –2°F design

A: Data we have   v=9000 = cfm 9000 ft ³/min 9000(12 *0.0254)³/60 V = 4.2475 m³/sec W.K.T  Density of…

Q: If a hot water reheat coil is installed with a two way modulating valve. A. The VAV box can only be…

A: Given :-  If a hot water reheat coil is installed with a two way modulating valve. Select one  A.…

Q: Distinguish between Contact condenser and Surface condenser.

A: Contact type condenser: 1. According to the name, the fluid is mixing in the contact type condenser.…

Q: It is feasible to reuse the heat from the condenser and use it for domestic heating. a) Yes b) No…

A: Yes it is possible to extract heat from the condenser and use it for domestic heating of water at…

Q: 1. What other substance circulates in the refrigeration system with the refrigerant? 2. What would…

A: 1. Oil circulates in the refrigeration system with the refrigerant.

Q: What are the three components that have to operate when a residential air conditioning system is in…

A: Indoor fan, outdoor fan & compressor are the three components that have to operate when a…

Q: ate in the following refrigeration cycle is:

A:

Q: DISCUSS THE FUNCTIONS OF AN INTER-COOLER IN A REFRIGERATION SYSTEM...

A: Solution: The different functions of an inter-cooler in a refrigeration system are:

Q: Explain possible reasons of insufficient cooling performance of refrigeration unit.

A: Given:-            Possible reasons of insufficient cooling performance of refrigeration unit are:

Q: safety measure

A: Hello you are asking about cardioxide refrigerant but currently there is no such a refrigerant in…

Q: (iii) The power required to drive the compressor. (iv) The rate of heat rejection to the condenser.

A: Soluion :- Given data :- Cooling capacity = 5 tonnes                               =5×3.8889 kjsec =…

Q: Where is the only permanent suction line on a heat pump?

A: The heat pump is a device used to taken heat from the outside environment and take it to our home.…

Q: Why are the air conditioning units usually placed above head level?

A: Since cold air is emitted from the A/C unit blowers, the unit has to be placed at the top of a room…

Q: air-conditioner is aree such coolir naratus ciew poir

A:

Q: Which of the following is not positive displacement type compressor? * Rotary vane compressor…

A: A positive displacement air compressor draws air into a compression chamber through an intake and…

Q: Define the waste heat from a compressor can be used to heat a building in winter.

A: Compressor heat is very critical in the hot days of summer.  If the heat arising due to…

Q: Explain the layout and the basic operation of a centralized air conditioning system (or chiller…

A:

Q: Explain in detail the working of chilled water fan coil unit after it receive water from district…

A: Chilled Water Fan Coil Units:  This system of comfort cooling uses a centralized chiller to produce…

Q: If the compressor and condenser fan motor will not operate but the indoor fan motor is operating,…

A: A condenser is a device or unit used to condense a gaseous substance into a liquid state through…

Q: Obtain a sketch or drawing of gorrie's refrigeration machine and describe its operation.

A: We have given Obtain a sketch or drawing of gorrie's refrigeration machine and describe its…

Q: Explain the principle of refrigeration system and its components

A: Refrigeration is the process of maintaining the temperature of the system below the temperature of…

Q: Question: 1. Types of industrial air conditioning systems. 2. Vapor absorption cycle and Plant…

A: Given Air conditioning system To find Industrial conditioning systems Details of Vapor absorption…

Q: Which of the following heating system is known as umbrella system? (it works against natural…

A: Given Umbrella system heating system To find Supporting statement

Q: At cooling capacity greater than 50 tons of refrigeration 1 2 Eco friendly 3 A single unit capacity…

A: The solution is attached below:

Q: is used as a cooling device in solar refrigeration system. Select one: a. Condenser b. Compressor c.…

A: In the solar refrigeration cycle, Condenser is used to transfer the heat from the compressed…

Q: |Qout| > |Wcycle| in (mark all that apply): a) Refrigeration cycle b) Power cycle c) Heat pump cycle

A: |Qout| > |Wcycle| in (mark all that apply): a) Refrigeration cycle b) Power cycle c) Heat pump…

Q: What is the total length of this furnace and air-conditioning system?

A: The air conditioner is a mechanism used to cool a place by extracting heat from the room and…

Q: the vapor compression refrigeration system, sub c ondenser; D increase the refrigeration cost of the…

A: In the vapor compression refrigeration system, sub cooling in the condenser: Increase the COP of…

Q: Types of industrial air conditioning systems.

A:

Q: How the vapor cycle air conditioning system works?

A:

Q: b) Explain with suitable sketches the function of i) Components in the vapour compression cycle ii)…

A:

Q: What advantage does a capillary tube have over a thermostatic expansion valve?

A: Capillary tube is a basic device used in the science lab for the measurement of the surface tension…

Q: Which component is primarily responsible for the pressure in a cooling system? Select one: a. The…

A: Answer: Option (c) The radiator cap The radiator cap is the component that is primarily responsible…

Q: Under high evaporator heat loads , the temperature difference between the condenser and the ambient…

A: Under high evaporator heat load, the temperature difference between the condenser and ambient will…