A tube used to convey the compressed refrigerant vapor from the compressor to the condenser inlet.

Heat that produces a change of state without a change in temperature

A machine functions as a humidifier when the temperature of the spray water is ______ that of at which the moisture in the air will condense:

Volume of the gas is _______ to the absolute temperature when the volume of the gas is kept at constant pressure:

Which of the following is also called as double pipe condenser:

Which of the following is used to transmit pressure from the sensor bulb of the some temperature controls to the operating element:

The amount of water vapor in the air compared with the amount it can hold at a given temperature is expressed as:

A tube used to convey the refrigerant vapor from the evaporator outlet to the inlet of compressor

When the evaporator coil is higher than the condensing unit, the suction line should be sloped with a continuous fall of at least ______ inch per foot towards the condensing unit:

The float valve closes on an increase of the liquid level in the float chamber:

______ is installed in hot gas line to silence discharge surges:

when the gas is compressed, which of the following quantities change:

A psychrometer is used to measure _________

Thermoelectric refrigeration is based on the _______ principle:

In a 3-phase supply system, each phase is displaced by ______ degrees:

Fuel oil heaters in boiler is primary used to heat oil for which of the following reason:

Doubling of duct diameter will reduce friction loss by a factor of _____ times