Vapor pump - Study guides, Class notes & Summaries

NFPA 10 Exam 71 Questions with Verified Answers When should wheeled fire extinguishers be considered? - CORRECT ANSWER • High hazard areas are present. • Limited available personnel are present. Requiring: High agent flow rate, Increased agent stream range, increased agent capacity NON-DOT low pressure fire extinguisher cylinders that pass a hydrostatic test shall have the following recorded on a label: - CORRECT ANSWER • Month and year test was performed (perforated) • Test pre...

Combustible Liquid - A liquid with a flash point ABOVE 100F 12.5 - If the current flowing out from an electrical panel is 12.5 amps, and it then flows through an electrical load of 1500 watts, what is the amperage of the remaining current flow of the return circuit? 1000 - If a hair dryer draws 8.3amps (in a home with 120-volt service), what is the wattage? *Power (P) = current (I) x voltage (V) Watts = amps x volts 1987 - The year of the first edition of NFPA 1033 1.5 times - ...

Q-01 FDNY COMPLETE ACTUAL EXAM / 200+ WELL STRUCTURED QUESTIONS AND CORRECT ANSWERS 2023/2024 LATEST VERSION. 2 / 24 1. Rupture members,when used in parallel with a relief valve,are not to exceed % above designed working pressure: 20% 2. Butterfly valve: where can it be used?: Can be used on the inlet and outlet ofa water pump 3. What electrical motor protection device automatically resets itself?: Thethermal protector 4. 746 watts equals how many kilowatt hours?: .746 kilowatt hours 5...

HVAC BOMA 501 Study Guide Latest Update Graded A+ Dual Duct System A system in which hot air and cold air are supplied by separate ducts and mixed at each controlled space to provide the desired supply air temperature. This method consumes a great deal of energy. Muiltizone System an a/c system in which the zone control is obtained by mixing hot and cold air at the unit in response to a room thermostat Load Calulations take the sensible heat and the latent heat into consideration which o...

On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? CORRECT ANSWER 6-7PSI or 6F What is the primary purpose of using flux when soldering copper or brass parts? CORRECT ANSWER Prevent Oxidation The water that results from a defrost cycle of an air to air heat pump(runoff) must? CORRECT ANSWER Drain off and away from the outdoor coil. Why must the runoff be drained off and away from the outdoor coil? CORRECT ANSWER Exc...

Q-01 FDNY Exam With 100% Correct Answers Rupture members, when used in parallel with a relief valve, are not to exceed _____% above designed working pressure - answer20% Butterfly valve: where can it be used? - answerCan be used on the inlet and outlet of a water pump What electrical motor protection device automatically resets itself? - answerThe thermal protector 746 watts equals how many kilowatt hours? - answer.746 kilowatt hours What position is the liquid line service valve normal...

FDNY Z51 RMO Questions and Answers 100%Verified Graded A+ already passed!! the efficiency of the refrigerant cycle is affected by the operation of the condenser. Of the following, a more efficient centrifugal compressor operation results from - correct answer lowering the condenser pressure In most semi hermetic compressors, the suction vapor is used for - correct answer cools the motor The amount of refrigerant that flows through the orifices of an economizer is determined by the - corre...

Z-51 REFRIGERATION TEST With Correct Solutions 2024 Update Efficiency of the refrigerant cycle is affected by the operations of the condenser. Of the following, a more efficient centrifugal compressor operation results from: - Answer -Lowering the condensing pressure The heat removed from the refrigerant in a condenser is: - Answer -Sensible and latent heat The refrigerant unit that you have been assigned to is being taken out of service for a major repair. You have been assigned to withdr...

Type of sealant you should you use on a Phil-Tite Ball Float nipple: correct answers Pipe dope Number of open valves on the clean air separator: correct answers One You must be CERTIFIED by Healy to re-connect a Healy breakaway, True or False? correct answers False The type of pressure gauge is recommended to test Healy Vac correct answers SYSA gauge measuring 0-100 WC On new construction, after July 1, 2004, Can you install an in-ground Spill Bucket? correct answers YES-When Piping ...

CETP Pre-Certification Exam Questions With CORRECT ANSWERS Latest 2024 (GRADED) Propane has many advantages as a fuel source, including: A. It burns slowly because of its low pump-octane B. It is stationary and non-portable C. It is a clean-burning, non-toxic fuel D. It leaves a high-residue as it burns If a service technician is asked to perform a task that he or she is not fully trained or qualified for, the best action is to: A. Say nothing, gather up his or her tools and supplies, and...

CETP Pre-Certification Review QUESTIONS And Answers WITH VERIFIED SOLUTIONS GRADED A+ Propane has many advantages as a fuel source, including: - ANSWERA. It burns slowly because of its low pump-octane B. It is stationary and non-portable C. It is a clean-burning, non-toxic fuel D. It leaves a high-residue as it burns If a service technician is asked to perform a task that he or she is not fully trained or qualified for, the best action is to: - ANSWERA. Say nothing, gather up his or her...

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....