One horse power is equal to _____ watts of power

If the supply frequency is 60Hz in an electrical circuit, electrons change _____ in one second

Fuse and circuit breakers are considered as ______ protection device

Capacitors used in HVAC electrical applications are generally rated in ______ farads

Convection is heat transfer that takes place in: (Multiple Answer Questions)

If the ambient temperature rises 10 deg F, the skin temperature rises by _____

which of the following is measured in inches of WC

The average recommended relative humidity for a home during the winter months is:

Refrigerant in liquid line will be in which of the following phase:

______ is the heat that is measured or sensed by the thermometer

A mixture of oxygen and oil is extremely explosive

R-134a is miscible with mineral oil

In a refrigeration system, the discharge line connects the compressor to the condenser

The room air conditioners are designed to operate on ____, single phase ac supply:

In a DX system, the distance and the height difference between the condensing unit and cooling coil has to be kept _______:

In boiler, steam strainers should be located in the steam line ______ the steam trap: