Thermostatic - Study guides, Class notes & Summaries

HVAC CONTRACTOR EXAM QUESTIONS AND ANSWERS 100% PASS An instrument that measures potential differences between 2 points in an electrical circuit is called? A. potentiometer B. thermistor C. ohmeter D. voltmeter - Correct Answer ️️ -voltmeter This device uses a thermal sensing bulb at the outlet of the evaporator to sense temperature and control superheat A. automatic expansion valve B. thermostatic expansion valve C. low side float D. schraeder valve - Correct Answer ️️ -the...

When loading a steam sterilizer, basins should be (A) placed in an upright position. (B) loaded first. (C) placed on edge. (D) placed in a wire basket. C The higher the bioburden on an object (A) the more difficult it will be to sterilize. (B) the less time it will take to sterilize it. (C) the more biological tests will be needed in the load. (D) the longer it will take to cool after sterilization. A When combining loads, hard goods should be placed on the top shelve...

An instrument that measures potential differences between 2 points in an electrical circuit is called? A. potentiometer B. thermistor C. ohmeter D. voltmeter - Answer-voltmeter This device uses a thermal sensing bulb at the outlet of the evaporator to sense temperature and control superheat A. automatic expansion valve B. thermostatic expansion valve C. low side float D. schraeder valve - Answer-thermostatic expansion valve when installing a reversing valve on a heat pump, how many br...

What is the minimum pipe size of the gauge glass blowdown line? A. 3/8 inch B. 1/2 inch C. 3/4 inch D. 1 inch - Answer-A. 3/8 inch Only one bottom blowdown valve is required for boilers under A. 100ft^2 of heating surface B. 500 ft^2 of heating surface C. 100 psi MAWP D. 500 psi MAWP - Answer-C. 100 psi MAWP The type of safety valve allowed on boilers is the A. Weight and lever B. Thermostatic relief C. Spring-loaded pop D. All the above - Answer-C. Spring-loaded pop ...

HVAC CONTRACTOR Exam | Questions & 100% Correct Answers (Verified) | Latest Update | GradeA+ An instrument that measures potential differences between 2 points in an electrical circuit is called? A. potentiometer B. thermistor C. ohmeter D. voltmeter Correct Answer: voltmeter This device uses a thermal sensing bulb at the outlet of the evaporator to sense temperature and control superheat A. automatic expansion valve B. thermostatic expansion valve C. low side float D. schrae...

HVAC CONTRACTOR EXAM Questions and Answers Latest Verified An instrument that measures potential differences between 2 points in an electrical circuit is called? A. potentiometer B. thermistor C. ohmeter D. voltmeter - CORRECT ANSWER-voltmeter This device uses a thermal sensing bulb at the outlet of the evaporator to sense temperature and control superheat A. automatic expansion valve B. thermostatic expansion valve C. low side float D. schraeder valve - CORRECT ANSWER-thermostat...

NATE Final Exam 1 Questions With Correct Answers Latest Updated 2024/2025 (GRADED A+) If you purchased ten filter-driers for $100.00, what was the price of each filter-drier? A: $100.00 B: $10.00 C: $1.00 D: $1.10: B: $10.00 NATE Final Exam 1 Questions and Answers Latest Updated 2024/2025 (GRADED A+) 2 / 13 3. Which of the following jobs requires safety glasses? A: Driving a vehicle B: Extending a ladder C: Brazing D: Pulling thermostat wire: C: Brazing 4. Which of the following in...

Certification Test for A/C and Heating Correct 100% Heat flow, Heat absorption, Pressure and Boiling Points - ANSWER On which of the following laws of nature is the air-conditioning system based? D. None of these answers are correct - ANSWER Which of the following statements is not correct? A. Refrigerant leaves the compressor as a high-pressure, high-temperature liquid. B. Refrigerant leaves the condenser as a low-pressure, high-temperature liquid. C. Refrigerant returns to the com...

NATE Final Exam 1 Questions With Answers Latest Updated 2024/2025 (GRADED A+) If you purchased ten filter-driers for $100.00, what was the price of each filter-drier? A: $100.00 B: $10.00 C: $1.00 D: $1.10: B: $10.00 NATE Final Exam 1 Questions and Answers Latest Updated 2024/2025 (GRADED A+) 2 / 13 3. Which of the following jobs requires safety glasses? A: Driving a vehicle B: Extending a ladder C: Brazing D: Pulling thermostat wire: C: Brazing 4. Which of the following instrument...

Low airflow over a residential split system air conditioning evaporator can cause A: Liquid flood-back to the compressor B: A decrease in compression ratio C: An increase in suction line superheat D: Oil logging in the evaporator A: Liquid flood-back to the compressor Which of the following is the correct sequence of work? A: Attach gauge manifold, recover refrigerant, replace filter core, evacuate the system, recharge the system. B: Recover refrigerant, evacuate the sy...