Which of the following meter is used to measure power:

Starting current of the dc motor is high as there is no back emf at the time of starting:

100 watt = ______ Btu

Power factor is the ______ of the angle between voltage and current waveform

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

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

_______ is a property of substances that is a measure of their heat content

Heat load from occupants will cause an increase in:

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

Oil is used to _____ the moving parts of a compressor

In air cooled condenser, the temperature difference between the ambient air and the refrigerant in the condenser should be between ______

A refrigeration system absorbs heat by absorbing the latent heat of vaporization in the evaporator

The ______ connects the evaporator to the compressor

At the inlet to the _______, the refrigerant exists as a cool, low-pressure mixture of liquid and vapor

The higher the evaporator temperature, the thicker will be the frost formation:

Vacuum pump moves water from the boiler to vacuum tank: