Absa 4b exam 2024 - Study guides, Class notes & Summaries

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ABSA 4B EXAM Questions with Complete Solutions 100% Verified 2024/2025 Internal ____ is not required for dynamic type compressors. seals lubrication pressure monitoring corrosion monitoring temperature monitoring - Correct Answer b Low pressure or high pressure are the two primary classifications of ____. centrifugal pumps sump pumps boilers draft fans pressure controllers - Correct Answer e The boiler feedwater becomes increasingly ____ as it approaches the measurement of z...

ABSA 4B Exam 2024 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 - ANS 5. 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 - ANS 1. Flame scanner A ____ is installed to start a large diesel engine. 1. electric starting ...

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ABSA 4B Exam Questions with 100% Correct Answers 2024/2025 - answerWarm Air Heating System Equipment In a warm air heating system the cold air return registers are located a) in exterior walls b) in interior locations c) under windows d) in floors e) in ceilings - answerB The major disadvantage of an electric resistance coil furnace for warm air heating is a) the high cost of electricity b) the danger from electric shock c) the high cost of maintenance d) the large size of the fur...

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...

ABSA 4B Exam Questions with 100% Correct Answers 2024/2025 - answerWarm Air Heating System Equipment In a warm air heating system the cold air return registers are located a) in exterior walls b) in interior locations c) under windows d) in floors e) in ceilings - answerB The major disadvantage of an electric resistance coil furnace for warm air heating is a) the high cost of electricity b) the danger from electric shock c) the high cost of maintenance d) the large size of the fur...