Ambient air normal air - Study guides, Class notes & Summaries

Absolute Temperature A temperature measured in Kelvins(K) or Rankines(R). Accelerant A fuel or oxidizer, often an ignitible liquid, intentionally used to initiate a fire or increase the rate of growth or spread of fire. Accident An unplanned event that interrupts an activity and sometimes causes injury or damage or a chance occurrence arising from unknown causes; an unexpected happening due to carelessness, ignorance, and the like. Active Fire Protection System A system ...

Which of the following is true of the occlusion effect observed during pure tone audiometry? A.It results in artificially poorer thresholds at all frequencies. B.It can affect the measurement of air-conduction thresholds at low frequencies. C.It can affect the measurement of air-conduction thresholds at high frequencies. D.It can affect the measurement of bone-conduction thresholds at low frequencies. E.It can affect the measurement of bone-conduction thresholds at high frequencies. : Co...

moisture contamination inside the air conditioning system can cause all the above a vehicle has low heater output which of the following would not cause this output restricted of leaves not the right answer when charging r12 to r134 the performance of which component must increase the most condenser a overcharged air conditioning system is indicated by above normal gauge readings the high side reading is too high what should you do to correct this remove blockaga...

HVAC NATE Heat Pump /171 Questions with Correct Answers Assured A+. On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? -Ans 6-7PSI or 6F 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 ...

HVAC NATE Heat Pump Exam Questions and Answers 100% Pass On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? -Answer-6-7PSI or 6F What is the primary purpose of using flux when soldering copper or brass parts? - Answer-Prevent Oxidation The water that results from a defrost cycle of an air to air heat pump(runoff) must? - Answer-Drain off and away from the outdoor coil. Why must the runoff be drained off and away from...

Absolute Temperature. A temperature measured in Kelvins (K) or Rankines (R). Accelerant. A fuel or oxidizer, often an ignitible liquid, intentionally used to initiate a fire or increase the rate of growth or spread of fire. Accident. An unplanned event that interrupts an activity and sometimes causes injury or damage or a chance occurrence arising from unknown causes; an unexpected happening due to carelessness, ignorance, and the like. Ambient. Someone's or something'...

ESCO Heat Pump Exam - Questions with 100% Correct Answers An air-to-air heat pump has many of the same components as an air conditioning system. The major difference is that a heat pump also has an Reversing valve What is the difference between "demand defrost" and "timed defrost"? Demand defrost happens only when needed and timed defrost is based on time/temperature. The thermostat that controls the auxiliary electric heat according to the outdoor temperature is called the; Outdoor ambien...

Abandonment - Unilateral termination of care by the EMT without the patient's consent and without making provisions for transferring care to another medical professional with the skills and training necessary to meet the needs of the patient. abdomen - The body cavity that contains the major organs of digestion and excretion. It is located below the diaphragm and above the pelvis. Abdominal Aortic Aneurysm (AAA) - A rapidly fatal condition in which the walls of the aorta in the abdomen we...

IATRA 2024 Exam Questions and Answers All Correct What do compressibility errors indicate? - Answer-Falsely higher airspeed and temp What is TAT? - Answer-Total air temperature, or what is indicated on probe - gauge - OAT gauge - probe - indicated OAT What is SAT? - Answer-Static air temperature, or the actual temp - ambient - actual - OAT - FD's What is the PNR? - Answer-Fuel endurance to be able to get back and go the furthest - 1/2 the endurance time in no wind - headwin...

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...