In a capacitor energy is stored in which of the following:

Most of the voltmeters and ammeters are rated in:

In a circuit for the same supply voltage and current value which of the following supply will have maximum voltage drop:

The resistance value of the conductors increase with increase in temperature:

Fuse is an _____ protection device:

Liquid receiver is designed to store mostly liquid refrigerant along with approximately ______ room for expansion of vapors:

A sight glass is located in the _____ before the expansion valve:

For ensuring a proper oil flow, a horizontal suction line must never a velocity less than _____:

A discharge line riser is required whenever the condenser is located _____ the compressor:

The ______ must be insulated to decrease refrigerant temperature rise and exterior moisture condensation during the cooling mode of the refrigeration system:

1 gallon of water weights ______:

The ______ is the larger line in the refrigeration system and connects the outdoor coil and indoor coil:

Which of the following device changes a low pressure liquid to low pressure gas:

Which of the following device provides modulation or a gradual throttling action:

A heater exchanger is a device that ______ the liquid refrigerant in the liquid line:

______ controls combustion efficiency by controlling how completely the fuel is burned:

When the wet bulb temperature falls, the water temperature leaving from the cooling tower will ______ :