Pum - Study guides, Class notes & Summaries

MECHANICAL EXAM PUMPS AND COMPRESSOR QUESTIONS & ANSWERS 1. Name parts of the centrifugal pump? Rotary parts; Shaft, Impeller, Coupling, Mechanical seal, Oil rings Stationary parts; Casing, Stuffing box, Bearing housing

NATE Exam: Air Conditioning and Heat Pumps Question with correct Answers Which of the following factors affects a customer's level of comfort? a. Air movement b. Humidity c. Temperature d. All of the above - ANSWER-d (All of the above: air movement, humidity, temperature)

NATE Exam: Air Conditioning and Heat Pumps Questions and Answers 2024 Which of the following factors affects a customer's level of comfort? a. Air movement b. Humidity c. Temperature d. All of the above - Correct Answer-d (All of the above: air movement, humidity, temperature)

Driver/Pumper Operator (DPO Exam - IFSTA Pumping Apparatus Driver/Operator Handbook Second Edition) – Q&A

Which of the following BEST determines the most advantageous position for an attack pumper? a. size-up b. mutual aid c. experience of crew d. time of day or night - ANSWER ☑☑a. size-up When fire conditions are evident upon arrival, the driver/operator should place the apparatus in a safe position that: a. includes room for vehicles in front of and behind the apparatus b. puts the apparatus as physically close to the fire scene as possible c. allows personnel to view the entire fir...

HVAC NATE Heat Pump Exam (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A Q: What is the absolute pressure at sea level if a gauge pressure is 35 psig? Answer: 49.7psia Q: 100,000 BTUH output furnace. Return air temp is 65F. Supply air is 135F. What is the CFM? Answer: 1323CFM Q: What is the best method of repair when a residential supply diffuser is noisy because of a loose vane? Answer: Replace the diffuser. Q: When...

NATE Heat Pump Exam With 100% Correct Answers 2024 Charging a heat pump with refrigerant is best accomplished in the mode. A: Heating mode B: Cooling mode C: Defrost mode D: Emergency heating mode - Correct Answer-B: Cooling mode

What is the difference between pumping in the parallel position and the series position? (P.301) Correct Answer-When the pump transfer valve is in the volume position, each of the impellers takes water from a source and delivers it to the discharge. Setting the transfer valve to series (pressure) greatly increases the maximum pressure that may be attained. Increasing the pressure results in a corresponding loss in volume. Switching from volume to pressure can result in the immediate doub...

NATE Exam Air Conditioning and Heat Pumps Questions Verified With Latest 2023 - 2024 100% Correct Answers