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Refrigeration & AC
Refrigeration and Air Conditioning Mechanic Red Seal Certification
Metering Devices & Expansion
Knowledge Check
Metering Devices & Expansion
Knowledge Check
Knowledge Check
1 / 8
Which type of electronic expansion valve varies the ratio of open time to closed time to control refrigerant flow?
A
Bi-metal actuated EEV
B
Thermal electric EEV
C
Stepper motor EEV
D
Pulse width modulation (PWM) EEV
Check Answer
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