Over load protector in a refrigerator is used as

In the sensible heating process of air the D.B.T. of the air is

Humidification of air is known as

For summer air conditioning, which one among the following psychrometric process is used

A desert cooler is also known as

A current starting relay is connected in the circuit in

To limit the flow of heat into a refrigerator, which one of the followings is used

The insulating material used now-a-days in refrigerators is

PUF can be used for operating temperature in the range of

The conditioned air is supplied to the conditioned space through