Question 1
An R-410A split system has a measured suction line temperature of 60 degrees F at the evaporator outlet. The suction pressure corresponds to a saturation temperature of 45 degrees F. What is the evaporator superheat?
Correct Answer:
15 degrees F
Question 2
A condenser has a liquid line temperature of 95 degrees F. The high-side pressure corresponds to a saturation temperature of 110 degrees F. What is the subcooling?
Correct Answer:
15 degrees F
Question 3
On a system that uses a thermostatic expansion valve (TXV), which method should a technician use to verify a correct refrigerant charge?
Correct Answer:
Subcooling method
Question 4
A fixed-orifice (piston) air conditioning system is being charged. Which method is the manufacturer's recommended way to verify charge?
Correct Answer:
Superheat method using a charging chart
Question 5
On a pressure-enthalpy (P-h) diagram for a vapor-compression cycle, the process that occurs inside the evaporator is best described as:
Correct Answer:
Constant pressure heat absorption
Question 1
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About this Exam

Prepare with the HVAC Excellence Master AC Practice Questions - HVAC Excellence Master Specialist - Air Conditioning (Written Examination) Exam practice quiz. This question bank includes 100 questions covering compressor, pressure, superheat, technician, and temperature. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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HVAC Excellence Master AC Practice Questions - HVAC Excellence Master Specialist - Air Conditioning (Written Examination) Exam

This practice set contains 100 questions from the matching question bank and focuses on compressor, pressure, superheat, technician, and temperature. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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