In Psychrometric chart Y-axis indicates which of the following:

Pressure control is located at the _______ part of the steam side of the boiler

Which of the following device absorbs heat into the system:

At _______ this superheated refrigerant vapor pressure and temperature is added:

Miscibility is the ability of the fluid to:

The number of air changes required in a commercial structure can be found in _______ specifications.

A_______ is commonly used to decrease flash gas:

Which of the following type of controllers are used in HVAC applications:

Which of the following meter is used to measure power:

A discharge line double riser is needed on refrigeration systems that use unloaded compressors:

Which one of the following is known as the line that connects between the metering device and the evaporator:

Single phase motors are self starting motors:

The higher the temperature, the _______ moisture the air can hold

Both the monifold guage valves must be open during evacuation

Turning the TXV valve stem in _______ direction increases super heat:

Voltmeter shall be connected always in _______in a circuit: