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Plant Operations BOMA Pre-Quiz 1-100 1. How may fittings be attached to a high pressure boiler? a. threaded b. certified welds c. flanges d. any of the above: d. any of the above$13.39
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Plant Operations BOMA Pre-Quiz 1-100 1. How may fittings be attached to a high pressure boiler? a. threaded b. certified welds c. flanges d. any of the above: d. any of the above
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Course
Boma HVAC
Institution
Boma HVAC
Plant Operations BOMA Pre-Quiz 1-100
1. How may fittings be attached to a high pressure boiler?
a. threaded
b. certified welds
c. flanges
d. any of the above: d. any of the above
Plant Operations BOMA Pre-Quiz 1-
100
1. How may fittings be attached to a high pressure boilerANS
a. threaded
b. certified welds
c. flanges
d. any of the above: d. any of the above
2. Which test determines the relieving capacity of safety valvesANS
a. hydrostatic test
b. accumulation test
c. orsat test
d. evaporation test: b. accumulation test
3. Flue gasses can leave at high temperatures. We can recover some of this heat using a(n):
a. flash tank
b. open feedwater heater
c. economizer
d. air compressor: c. economizer
4. Feed water is typically heated with:
a. commercial hot water heaters b.waste or
extracted steam
c. another burner
d. superheaters: b.waste or extracted steam
5. What is the maximum pounds of steam per hour of a boiler calledANS
a. boiler capacity
b. steaming rate
c. heating surface
d. water tube: a. boiler capacity
6. What is a steam condenser's reservoir calledANS
a. surge tank
b. hot well
c. flash tank
d. vacuum: b. hot well
7. When inspecting a boiler, main steam valves are:
a. open
b. closed
c. depends on the boiler
d. closed, locked, and tagged: d. closed, locked, and tagged
, Plant Operations BOMA Pre-Quiz 1-
100
8. Boiler draft is the difference in between two points:
a. gas flow
b. water flow
, Plant Operations BOMA Pre-Quiz 1-
100
c. pressure
d. wind: c. pressure
9. Boilers are required to have how many pressure gaugesANS
a. 1
b. 2
c. 3
d. 1 for low pressure and 2 for high pressure: a. 1
10. Feed water pumps take water from the:
a. hotwell
b. open feedwater heater
c. flash tank
d. boiler: b. open feedwater heater
11. High vibrations in a feed water pump could be caused by:
a. high pressure in the DA tank
b. cold feed water
c. hot feed water
d. those things always vibrate: c. hot feed water
12. Which type of pump is best for handling dirty waterANS
a. chemical
b. centrifugal
c. gear
d. positive displacement: b. centrifugal
13. Which is not a part of a centrifugal pumpANS
a. volute
b. impeller
c. piston ring
d. vanes: c. piston ring
14. Why have check valves on multiple feedwater pumpsANS
a. quick start up
b. efficiency
c. reduce the number of valves
d. prevent it from going clockwise: a. quick start up
15. May dynamic displacement pumps be started with the discharge valve closed or throttledANS
a. true
b. false: a. true
16. Lubricating oil pumps are typically:
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