Hvacr - Study guides, Class notes & Summaries

HVACR UNIT 16 Exam| 61 Questions and Answers 100% CorrectHVACR UNIT 16 Exam| 61 Questions and Answers 100% CorrectHVACR UNIT 16 Exam| 61 Questions and Answers 100% CorrectHVACR UNIT 16 Exam| 61 Questions and Answers 100% CorrectHVACR UNIT 16 Exam| 61 Questions and Answers 100% Correct A solution used as a secondary refrigerant in chillers consisting of water and a chemical which lowers the water's freezing point is called: - ANSWER - Brine. Air-conditioning tube-and-fin coils are commonly a...

A metering device provides a small opening, or orifice, through - which only a certain amount of refrigerant flows into the evaporator. A metering orifice is installed between the - condenser and evaporator and provides the pressure drop between the high side and low side of the system. Add refrigerant - to go down in superheat All refrigeration units have some effect on both - latent and sensible heat, assuming the evaporator is below dew point. ambient temperature - The temperature of t...

A technician uses an ohmmeter to check resistance and for a complete path in the electrical circuit, also known as: - Continuity. A wattmeter is connected to a circuit with 120 V, 10 A, and a power factor of 91.7%. Its reading is: - 1,100 W. An ohmmeter is set on continuity and beeps when the leads are connected to a circuit. This indicates that: - The circuit path is complete. Before attempting to use an electric meter to measure the circuits on a system, the technician should: - Underst...

Hvacr Gas Heating Esco Exam Questions With 100% Correct Answers 2024

Basic HVACR 100 Final Exam

A properly placed ladder should have film footing, and the top of the ladder should be - At least three feet above the roof A refrigerant container should never be heated or stored in temperatures above: - 125°F. A simple tool that technicians can use to check for energized circuits is a: - Noncontact voltage detector A typical household outlet has a breaker that will shut off power if 15 amps of current is exceeded. But it only takes how many amps to cause your heart to stop beating. - b...

A restriction in the liquid line after the receiver(or condenser) will cause low or high subcool? - Normal actually since refrigerant not used in the evaporator is stored in the receiver. A restriction in the liquid line after the receiver(or condenser), the condensing temperature will be... - Low due to little heat from evaporator A restriction in the liquid line after the receiver(or condenser), the evaporating temperature will be... - Low A restriction in the liquid line after the recei...

HVACR UNIT 17 EXAM WITH ALL QUESTIONS AND ANSWERS...

HVACR QUIZ REVIEW UNIT 33 (QUIZZES & ANS) RATED A+

HVACR UNIT 16 EXAM LATEST UPDATE...