a. The thermostat

Q: Name at least five different materials that are used in a refrigerator.

A: List of five materials which are used in a refrigerator are:   1. Aluminum  2. A metal sheet  3.…

Q: rop in the plumbing system

A: given: explain pressure drop in the plumbing system

Q: What to do if a thermostat reading seems wrong

A: Given Data⇒Thermostat reading wrongProblem definition⇒Problem says What to do if a thermostat…

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: On most residential air conditioning units, the condensing fan motor is controlled by? a.…

A: In residential AC systems the fan motor is controlled by the indoor fan relay. The relay is…

Q: Describe 3 best practices when installing a thermostat and how they relate?

A: Your indoor regulator peruses the air temperature in the encompassing territory and thinks about it…

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: what should you know before choosing a respirator

A: Workers should use respirators for cover from contaminants within the air on condition that…

Q: Define condensers.

A: Heat Pumps: The devices that transfer heat from cold bodies to hot bodies are called heat pumps.…

Q: nes, how many space thermostats will the system have?

A:

Q: Compare and contrast the control system for a domestic central heating system involving a bimetallic…

A: Bimetallic thermostat These instruments consist of bimetallic strips. Bimetallic strips are from…

Q: refrigerant stream

A: Solution given below

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: Advantages of pressurized cooling system

A: Given Data : Pressurized cooling system

Q: Different types of air conditioning system

A: The air is cooled and dehumidified using an air conditioning system. The classification of the air…

Q: Discuss unit of refrigeration?

A: The standard unit of refrigeration in vogue is ton refrigeration or simply ton. It is denoted by TR.

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: What is the basis for the thermostat resetting?

A: An electromechanical thermostat typically contains either a bi-metal coil or a metal strip. When…

Q: Design a thermostat

A: Given Thermostat To Find Design of thermostat

Q: What is the delivery temperature

A: Given: Atmospheric temperature=17oC Atmospheric pressure=90 kPa delivery pressure=7 bar n=1.3 To…

Q: This type of compressor is commonly used in air conditioning systems in large buildings. b) screw…

A: Given: 1)This type of compressor is commonly used in air conditioning systems in large buildings.…

Q: when must a thermostat be fully opened?

A: Solution:

Q: If the thermostat contacts are closed the compressor and the condenser fan motor are not operating,…

A: We know that pressure is inversely proportional to the volume so as the compressor, a mechanical…

Q: Which of the following is true regarding the refrigerantpiping on a rooftop package unit?A. The…

A: The rooftop package unit is a type of system in that all components that necessary for conditioned…

Q: Explain the working of Thermostat type transducer with a neat diagram to measure the Temperature.

A: Following are the working principle of the thermostat.

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: where is th sensing bulb on a thermostatic expansion valve mounted?

A: Thermostatic expansion valve : It control the amount of refrigerant released into the evaporator. It…

Q: the minimum area of the solar collector

A: Given; A solar collector recieving solar radiation at the rate of;Q=0.6 KW/m2Overall efficiency of…

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

A:

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: Under what conditions, an absorption machine give less cooling effect?

A: Given question: Under what conditions, an absorption machine give less cooling effect?   The given…

Q: Is the heat anticipator in series or parallel with the thermostatcontacts?

A: A heat anticipator is a device that is used to fine-tune the point at which the thermostat turns off…

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: passive isolation system. (t)

A:

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: Describe the performance of a flat plate collector with regards to the energy flow.

A: Describe the performance of a flat plate collector with regards to the energy flow.

Q: Which of the following is most responsible for providing or blocking heat to the passenger…

A: H-Block or the heater control valve ...

Q: If the main wire (coil) to the distributor and the coil to the switch are broken, replace them and…

A:

Q: list the various specifications that need to be carefully studied before using a Thermocouple for…

A: There are several points needed to be considered before using thermocouple for reading the…

Q: What type of control would be used to turn a compressor off in the event of a large refrigerant leak

A: Low pressure control system is a type of accessory used in many refrigeration system. This is a type…

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: Why is a low-voltage thermostat normally more accuratethan a high-voltage thermostat?

A: The low and high voltage thermostat are the direct wired heaters. The low voltage thermostat is…

Q: L Drnlain the function of the Thermostatic Valve' and the 'Exp

A: Write the function of the thermostatic Valve as follows. It is the self that regulates and opens and…

Hydronics