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Air Conditioning and Refrigeration
List of top Air Conditioning and Refrigeration Questions
Which one among the following is not a control device ?
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Refrigeration Devices
Which one among the following is not a psychrometric process ?
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Psychrometric Chart and Processes
Heat is transfered in a metal rod heated at one end
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Refrigeration and air conditioning
An environment friendly refrigerant used in a household refrigerator is
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Designation of Refrigerants
Poultry meat is preserved by _________.
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Refrigeration and air conditioning
The insulating material is best for domestic refrigerators is
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Refrigeration Devices
H.P. cutout is essential in the refrigeration systems using ________.
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Refrigeration Devices
In ice making, thawing of ice means
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Refrigeration Devices
A grill provided with a damper or control valve is known as
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Heating, Ventilation, and Air Conditioning
The refrigerant R-11 is
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Designation of Refrigerants
Addition of moisture to the air, without any change in its dry bulb temperature is known as
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Psychrometric Chart and Processes
The psychrometric process generally used in heat pump :
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Psychrometric Chart and Processes
Which one of the following is not a property of a thermal insulating material ?
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Refrigeration and air conditioning
The overload protector provides protection against the _________.
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Refrigeration Devices
The evaporator which is commonly used in packaged air conditioner is
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Refrigeration Devices
For small cold storage, the rooms are cooled _________.
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Refrigeration and air conditioning
Which is not the core component of central A.C. ?
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Air Conditioning
Which one among the following is not an equipment of cold storage plant ?
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Refrigeration and air conditioning
In a window air conditioner which one among the following types of condensers is used ?
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Air Conditioning
This type of filter is not used in an air conditioning system :
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Air Conditioning
Capillary tube is a type of _________.
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Refrigeration Devices
This component is used to remove the latent heat of refrigerant :
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Vapour Compression (V-C) Cycle
The mode of heat transfer by the actual movement of particles of the medium from one place to other is called ________.
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Refrigeration and air conditioning
Which of the following encourage people to recycle household waste ?
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Green Jobs
State the meaning of “Motivation”.
CBSE Class XII - 2026
CBSE Class XII
Air Conditioning and Refrigeration
Employability Skills
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