Boilermaking NCCER Level One UPDATED Exam Questions and CORRECT Answers
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Course
NCCER
Institution
NCCER
Boilermaking NCCER Level One
UPDATED Exam Questions and
CORRECT Answers
The majority of the boilers in the US burn - CORRECT ANSWER- Coal
In order to produce electricity, steam from a boiler is used to drive a - CORRECT ANSWERTurbine generator
Co-generation is a process in which - CORRECT AN...
Boilermaking NCCER Level One UPDAT ED Exam Questions and CORRECT Answers The majority of the boilers in the US burn - CORRECT ANSWER - Coal In order to produce electricity, steam from a boiler is used to drive a - CORRECT ANSWER - Turbine generato r Co-generation is a process in which - CORRECT ANSWER - Waste energy is used to produce electricity Which of the following types of boilers produces the lowest emissions? - CORRECT ANSWER - Fluidized bed The type of boiler used in the paper making proces s to reclaim chemicals from black liquor is called a - CORRECT ANSWER - Recovery boiler The type of boiler in which no combustion occurs is the - CORRECT ANSWER - HRSG(Heat recovery steam generator) The area of the boiler where combustion occurs is known a s the - CORRECT ANSWER - Furnace Wind boxes are assemblies used to supply air to the - CORRECT ANSWER - Furnace The beams placed around the furnace side walls to prevent the boiler walls from blowing out or buckling in the event of an explosion are known a s - CORRECT ANSWER - Buck stays The device used to transfer heat from the flue gases to the boiler feed water is the - CORRECT ANSWER - Economizer The component on a boiler that preheats the incoming combustion air is known as the - CORRECT ANSWER - Air hea ter The pollution control device that removes ash from exhaust gas through the use of an electrical charge is known as - CORRECT ANSWER - Electrostatic precipitators The device used to remove NOx gases from the flue gas is a - CORRECT ANSWER - SCR (Selecti ve catalytic reduction) Boilermakers may perform welding duties if they - CORRECT ANSWER - Obtain the certification needed The testing performed on boilers in which they are pressurized with water and inspected for leaks is known as - CORRECT ANSWER - Hydrostatic testing Advanced steam boilers can operate at temperature as high as - CORRECT ANSWER - 1150 degrees Supercritical boilers can operate at pressures as high as - CORRECT ANSWER - 4500 psi Cutting metals inside a boiler presents added hazard due to - CORRECT ANSWER - Combustion residue fumes Grinding operations inside a boiler present an explosion hazard due to - CORRECT ANSWER - Combustible gases The weight of an object to be lifted should not exceed the ____ of the lifting equipment. - CORRECT ANSWER - Safe working load The term that means asbestos insulation is easily crumbled into fibers that become airborne is - CORR ECT ANSWER - Friability One of the places on a boiler where asbestos may be found - CORRECT ANSWER - Door seals
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