Asphyxiating atmosphere represents which of the following:

For measuring the pressure in a refrigeration system which of the manifold is used:

Which of the following heat can be measured directly using a thermometer:

Which of the following energy is accountable for the continuous movement of molecules within a liquid or gas:

Volume per unit of mass or weight is called:

An ampere is a measurement of which of the following:

A circuit has a voltage of 100 V and a current of 10 A. What is the resistance of the circuit?

The rate of doing work is called ____.

Transformers are rated in which of the following:

Relays and contactors are control switches which are operated by:

The horsepower requirements of a centrifugal fan generally ______ with a decrease in the area of the discharge orifice if the speed remains unchanged.

Dew bulb temperature is the temperature is the temperature ______ which moisture condense out of air

Which of the following flowmeters are used to measure the flow rate of conducting liquids

The ______ connects the condenser to the expansion device

Subction line this pipe conducts low-pressure refrigerant vapor from the evaporator to the compressor

A low pressure steam boiler operates at a pressure lesser than ______ :

Which of the following compressors has highest discharge temperature: