ABSA 4B TEST BANK | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+

ABSA 4B TEST BANK | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ 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 Correct Answer: 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 Correct Answer: 1. Flame scanner 2 A ____ is installed to start a large diesel engine. 1. electric starting motor 2. induced oil pump 3. forced oil pump 4. jacking oil pump 5. compressed air starting motor Correct Answer: 5. compressed air starting motor The ____ is installed in an absorption system to increase the absorption limit of the lithium bromide solution. 1. absorber 2. condenser 3. generator pump 4. evaporator 5. generator (concentrator) Correct Answer: 5. generator (concentrator) Steam heating boilers with minimal makeup water needs, require the boiler gauge glass to be tested ____. 1. quarterly 2. every shift 3. daily 4. annually 3 5. weekly Correct Answer: 5. weekly To prime a pump you would: 1. verify that the suction valve is closed 2. fill the pump casing with the product to be pumped to vent the entrapped air out of the pump casing prior to start up 3. verify that the breaker is open 4. vent the entrapped liquid out of the pump casing to fill it with air. 5. verify that the discharge valve is open Correct Answer: 2. fill the pump casing with the product to be pumped to vent the entrapped air out of the pump casing prior to start up Air receivers are required ____. 1. to have a safety valve installed 2. to have a sentinel valve installed 3. to have a surge valve installed 4. to have a rupture disc installed 5. to have a dewpoint analyzer installed Correct Answer: 1. to have a safety valve installe