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Refrigeration License Written Test Study Material #2 Quizzes & Ans!!
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Refrigeration License Written Test Study Material #2 Quizzes & Ans!!
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Name: Score:35 Multiple choice questions
Term 1 of 35
What device is used to measure air velocity ?
An Anemometer.
A Volt Meter.
An Ohm Meter.
An Ammeter.
Term 2 of 35
Where is the Muffler located in chiller unit ?
On the Discharge line after the compressor and before the condenser.
At the entrance of the evaporator.
Inside the evaporator coil.
On the suction line before the compressor.
Term 3 of 35
What determines the amount of pressure that flows through the orifice plates ?
The material used to make the orifice plates.
The pressure differential between the high and low sides.
The size of the orifice plates.
The color of the orifice plates.
, Term 4 of 35
How many Phases will a 3 HP electric motor use ?
It will use 7 phases.
It will cause excessive superheat.
It will use 3 phases.
The vapor density is decreased.
Term 5 of 35
What is the function of the Service Valve Stem Cap ?
To protect the valve from leaking the refrigerant.
To indicate the refrigerant temperature.
To increase the refrigerant flow rate.
To regulate the system pressure.
Term 6 of 35
What happens in the TEV equalizer line when pressure drops in the evaporator ?
The tev equalizer disconnects from the system.
The tev equalizer expands to increase pressure.
The tev equalizer freezes due to low pressure.
The TEV equalizer compensates for the loss in pressure.
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