The cooling capacity of the refrigeration system is automatically adjusted to match the cooling load by changing the position of the _____ inlet guide vanes:

In a circuit having leading power factor, voltage waveform will _____ the current waveform:

As the number of passes in fire tube boiler increases, its efficiency will _____ :

When a system is circulating an excessive amount of oil, the oil indicator may become saturated. This results in the indicator to appear in _____ color

Which of the following process is used for carrying out gas phase filtration: (Multiple Answer Question):

A thermostatic expansion valve modulates to maintain suction _____:

One amp is defined as which of the following:

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:

Excessive pressure drop in liquid lines will result in which of the following:

12,000 B.t.u.’s equals _____ ton:

Energy storing devices such as capacitors and inductors charges and discharges in _____ manner:

The AH compressors are rated in _____:

The wetback fire tube boiler has more heating surface compared to dryback fire tube boiler:

What agency regulates cylinders and chemicals transported in a service vehicle

Which of the following device has the function to prevent migration of liquid refrigerant and oil: