Fuel metering systems 3 Guías de estudio, Notas de estudios & Resúmenes

NATE Heat Pump Exam Questions With Correct Answers Updated 2024/2025 (VERIFIED A+) The water that results from a defrost cycle of an air to air heat pump(runoff) must? -Ans Drain off and away from the outdoor coil. Why must the runoff be drained off and away from the outdoor coil? -AnsExcessive ice can build up on the bottom of the coil and can reduce capacity. What is the component that reduces sound transmission and prevents water leaks of a package heat pump installed on a roof? -Ans Cur...

FUEL METERING SYSTEMS (4) EXAM QUESTIONS AND ANSWERS 1. How will the mixture of an engine be affected if the bellows of the automatic mixture control (AMC) in a pressure carburetor ruptures while the engine is operating at altitude? - ANS-It will become richer. 2. If a float-type carburetor becomes flooded, the condition is most likely caused by - ANS-a leaking needle valve and seat assembly. 3. Idle cutoff is accomplished on a carburetor equipped with a back-suction mixture control by ...

Fuel injection Questions With Correct Answers Complete Solution 1. Aid in proper fuel vaporization - ANSWER-The primary purpose of the air bleed openings used with continuous flow fuel injector nozzles is to 2. Prevent an overly rich mixture during sudden acceleration - ANSWER-The function of the altitude compensating,or aneriod valve used with the Teledyne-Continental fuel injection system on many turbocharged engines is to 3. Continental system uses fuel pressure only as a metering fo...

HVAC NATE Heat Pump Exam Questions With Correct Answers Updated 2024/2025 (Graded A+) What is the primary purpose of using flux when soldering copper or brass parts? -Ans Prevent Oxidation The water that results from a defrost cycle of an air to air heat pump(runoff) must? -Ans Drain off and away from the outdoor coil. Why must the runoff be drained off and away from the outdoor coil? -AnsExcessive ice can build up on the bottom of the coil and can reduce capacity. What is the component th...

Fuel injection Questions With Correct Answers Complete Solution 1. Aid in proper fuel vaporization - ANSWER-The primary purpose of the air bleed openings used with continuous flow fuel injector nozzles is to 2. Prevent an overly rich mixture during sudden acceleration - ANSWER-The function of the altitude compensating,or aneriod valve used with the Teledyne-Continental fuel injection system on many turbocharged engines is to 3. Continental system uses fuel pressure only as a metering fo...

NATE Heat Pump Exam Questions And Answers R-22 vapor line diameters and lengths are typically specified for a... - ANS Vapor pressure drop that does not exceed a 6-7 psi or 6 degrees F The primary purpose of using flux when soldering copper or brass parts is... - ANS To prevent oxidation The water that results from a defrost cycle of an air to air heat pump(runoff) must... - ANS Drain off and away fro the outdoor coil to prevent excessive ice build up on the bottom of the co...

NATE Heat Pump Exam Questions And Answers R-22 vapor line diameters and lengths are typically specified for a vapor pressure drop that does not exceed... - ANS 6-7 psi or 6°F The primary purpose of using flux when soldering copper or brass parts is to... - ANS Prevent oxidation The water that results from a defrost cycle of an air to air heat pump (runoff) must drain off and away from the outdoor coil to... - ANS Prevent excessive ice can build up on the bottom of the coil and red...

You are an external BA with a frequency bais of 20 MW/.1 Hz that sees a frequency of 60.02 due to a large loss of load in the contingent BA. If your generator governor control systems responded to the frequency deviation approximately how much of a generation change would you BA experience? -4MW Net actual interchange minus Net scheduled interchange is what? Inadvertent interchange Suppose your interconnection operators at 59.97 Hz from one minute after midnight to noon and operate a...

A transmission line is operating with a voltage phase angle different of 30 degrees between the sending Vs and the receiving bus Vr. If the receiving end load is suddenly increased, the voltage phase angle difference will be? The phase angle will increase. When load is increased phase angle will increase. A load has a power factor of 0.9 lagging. If the load draws 100 MVA, what is the MW draw? 90 pf= mw/mva The high side of a delta-wye connection transformer is connected to a power s...

1. The component used to switch the heat pump unit between the heating and cooling modes of operation is the ____. a. four-way valve b. bi-valve c. two-way valve d. switching valve ANSWER: a POINTS: 1 REFERENCES: Reverse-Cycle Refrigeration QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 3/12/2015 12:23 PM DATE MODIFIED: 12/19/2015 6:31 PM 2. An air-to-air heat pump ____ heat from the outside air and deposits it in the conditioned space. a...