Condensing point - Study guides, Class notes & Summaries

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ABSA 4B Exam Questions with 100% Correct Answers 2024/2025 Which of the following pump designs has a spiral casing with an increasing cross sectional area? 1. rotary pump 2. rotary gear pump 3. rotary lobe pump 4. reciprocating pump 5. volute pump - answer5. volute pump A clear line of sight to the flame is required by a(n): 1. Flame scanner 2. Thermopile 3. Flame rod 4. Thermocouple 5. All of the above - answer1. Flame scanner A ____ is installed to start a large diesel engine. 1...

HVAC Gas Heat certification exam Questions and Answers 100% Pass A gas furnace is to be installed in a garage. The national standards require that the burners and ignition sources must be located ______ above the floor - Correct Answer ️️ -18 inches A good description of how a bi-metal fan switch operates the blower motor on a gas furnace is - Correct Answer ️️ -Temperature on- temperature off Redundant gas valves used on gas furnaces have - Correct Answer ️️ -Dual gas shut o...

Persons who maintain, service, or repair small appliances correct answer: Type 1 Technicians Persons who maintain, service, repair, or dispose of medium, high and very high-pressure appliances containing more than 5 lbs. of refrigerant, or if the installation of such equipment requires refrigerant charging correct answer: Type 2 Technicians People who maintain, service, repair, or dispose of low-pressure appliances must be certified as Type III correct answer: Type 3 Technicians Pers...

IGCSE SINGLE SCIENCE CHEMISTRY EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ Describe how a solid undergoes melting Correct Answer: The energy from the heat source will make the solid particles vibrate faster and faster to a point that their forces of attraction loss their strength and the particles are able to move around. Melting point Correct Answer: The temperature at which a solid becomes a liquid Describe what happens when a liquid undergoes freezing Cor...

IGCSE SINGLE SCIENCE CHEMISTRY EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ Describe how a solid undergoes melting Correct Answer: The energy from the heat source will make the solid particles vibrate faster and faster to a point that their forces of attraction loss their strength and the particles are able to move around. Melting point Correct Answer: The temperature at which a solid becomes a liquid Describe what happens when a liquid undergoes freezing Cor...

Polyolester (POE) oils stored in plastic containers will: -Separate -Become more alkaline -Become acidic -Absorb moisture through the plastic - Absorb moisture through the plastic R-407C has: -A foul odor -To be charged in the vapor phase -The ability to fractionate -No temperature glide - The ability to fractionate A condensing unit designed for use with R-22: -Must be replaced with a model designed for use with R-410A -Cannot withstand the higher pressure of R-410A -Both...

HVAC Gas Heat Certification Exam With Verified And Updated Questions And Answers. A gas furnace is to be installed in a garage. The national standards require that the burners and ignition sources must be located ______ above the floor - answer18 inches A good description of how a bi-metal fan switch operates the blower motor on a gas furnace is - answerTemperature on- temperature off Redundant gas valves used on gas furnaces have - answerDual gas shut off seats Burning one cubic foot of...

Z-51 Written Exam Questions and Complete Solutions In a steam turbine, what is the function of a Kingsbury thrust bearing? A) Maintain first stage steam pressure. B) Compensate for coupling misalignment. C) Adjust shaft torque at start up. D) Maintain axial positioning of the rotor shaft. - Answer: D) Maintain axial positioning of the rotor shaft. The ratio of actual pressure of water pressure in the atmosphere to the saturated pressure of given temperature is A) partial pressure....

A gas furnace is to be installed in a garage. The national standards require that the burners and ignition sources must be located ______ above the floor - Answer-18 inches A good description of how a bi-metal fan switch operates the blower motor on a gas furnace is - Answer-Temperature on- temperature off Redundant gas valves used on gas furnaces have - Answer-Dual gas shut off seats Burning one cubic foot of liquefied petroleum gas completely will produce approximately ______ BTUs - Answ...