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1. In a steam assist fuel oil atomizer, the steam pressure is higher than the oil pressure at what condition?


2. Low pressure steam is used to keep air from leaking into turbine casing along the turbine shaft. For this purpose, which of the following steam systems is used?


3. Steam baffles are installed in the steam drum of a water tube boiler to ____.


4. If a diesel engine operating at a light load when compared to operating at heavy load, What is its air/fuel ratio?


5. Which of the listed boiler components is used to equalize the distribution of water to the generating tubes and provide an area for the accumulation of loose scale and other solid matter present in the boiler water?


6. Fuel combustion in a diesel engine cylinder should begin just before the piston reaches top dead center and should ___________.


7. What might cause a broken nozzle pintle in a fuel injection valve?


8. The purpose of an oil mist detector in a main propulsion diesel engine is to warn operator of __________.


9. What will happen if an auxiliary diesel engine turbocharger fails?


10. What will be the result if restricted air intake to a diesel engine?


11. The last two digits stamped on a fuel oil atomizer sprayer plate represents the cross-sectional area ratios of the tangential slots and orifice. What does this ratio determine?


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