Power Engineering 4A Questions With 100% Correct Answers

Power Engineering 4A Questions With 100% Correct Answers The typical time required to heat a fluidized bed to ignition temperature prior to the introduction of coal is: Select one: a. Two hours b. Three hours c. One hour d. 30 minutes - answerC The typical time required to heat a fluidized bed to ignition temperature prior to the introduction of coal is: Select one: a. Two hours b. Three hours c. One hour d. 30 minutes - answerC When welding thick materials, proper weld groove selection and preparation allows for: Select one: a. a quick weld b. proper heat treatment c. full penetration d. omitting the root pass - answerC When welding thick materials, proper weld groove selection and preparation allows for: Select one: a. a quick weld b. proper heat treatment c. full penetration d. omitting the root pass - answerC An interrupted pilot of an automatic boiler: Select one: a. Ignites, is proven stable and extinguishes after the main flame is established b. Is one that has been extinguished by an inadequate flame signal c. Ignites before the main burner ignites, and is extinguished when the main burner is extinguished d. Burns continuously, like that in a home furnace - answerA An interrupted pilot of an automatic boiler: Select one: a. Ignites, is proven stable and extinguishes after the main flame is established b. Is one that has been extinguished by an inadequate flame signal c. Ignites before the main burner ignites, and is extinguished when the main burner is extinguished d. Burns continuously, like that in a home furnace - answerA In a fluidized bed boiler, a gradual loss of the fluidized bed, including fuel (carbon) particles, is due to: Select one: a. Priming b. Sootblowing c. Uplift d. Carryover - answerD In a fluidized bed boiler, a gradual loss of the fluidized bed, including fuel (carbon) particles, is due to: Select one: a. Priming b. Sootblowing c. Uplift d. Carryover - answerD The test material for a penetrant test (PT) must be: Select one: a. ferrous b. non-ferrous c. porous d. non-porous - answerD The test material for a penetrant test (PT) must be: Select one: a. ferrous b. non-ferrous c. porous d. non-porous - answerD If your plant maintenance department neglects oil changes, filter replacement, and bearing lubrication, your plant will eventually need more unscheduled ___________ maintenance. Select one: a. Emergency b. Preventative c. Routine d. Project - answerA If your plant maintenance department neglects oil changes, filter replacement, and bearing lubrication, your plant will eventually need more unscheduled ___________ maintenance. Select one: a. Emergency b. Preventative c. Routine d. Project - answerA The holder of a Certificate of Competency, the classification of which authorises him or her to act as a engineer, may sketch, construct, install, operate, repair, and give advice on all things pertaining to any _____ in which that person is employed. Select one: a. Welding shop b. Power plant c. Fish plant d. Hydro plant - answerB The holder of a Certificate of Competency, the classification of which authorises him or her to act as a engineer, may sketch, construct, install, operate, repair, and give advice on all things pertaining to any _____ in which that person is employed. Select one: a. Welding shop b. Power plant c. Fish plant d. Hydro plant - answerB Which of the following is a single pass boiler? Select one: a. HRT b. Scotch marine c. Packaged firetube d. Vertical firetube - answerD Which of the following is a single pass boiler? Select one: a. HRT b. Scotch marine c. Packaged firetube d. Vertical firetube - answerD Iron and steel may be magnetized by rubbing the metal with a: Select one: a. Stainless steel b. Steel wool c. Brass rod d. Magnet - answerD Iron and steel may be magnetized by rubbing the metal with a: Select one: a. Stainless steel b. Steel wool c. Brass rod d. Magnet - answerD The apparatus which converts current signals to pneumatic and pneumatic to current signals is called a: Select one: a. Transformer b. Inverter c. Transducer d. Converter - answerC The apparatus which converts current signals to pneumatic and pneumatic to current signals is called a: Select one: a. Transformer b. Inverter c. Transducer d. Converter - answerC Before a steam or air atomizing oil burner is removed from a boiler furnace, the burner should be blown out with: Select one: a. Steam or air b. High temperature solvent c. Coal oil d. Solvent - answerA Before a steam or air atomizing oil burner