3rd class stationary steam engineer license prep exam 2023 with complete solutions

_________ are necessary for complete combustion - Answertime, temperature, mixture, and atomization if the steam pressure gauge indicates 200 PSIG, the absolute pressure is______ - Answer214.7 a boiler is operating at 400 PSI, and the safety valve opens at 410 PSI and closes at 398 PSI. The blowdown is______psi - Answer12 an oil cooler is commonly used with a(n) ________ when operating in conjunction with a turbo-generator - Answersteam turbine a boiler is producing 40,000lb of steam/hr at a pressure of 100 PSI and a steam temperature of 500 degrees Fahrenheit. The steam produced is _______ steam - Answersuperheated the economizer on a boiler is used to _______ - Answeradd heat to the feed water blowers are normally used with________ boilers - Answerwater tube overheating of tubes on a boiler can be caused by________ - Answerscale on tubes carbon dioxide in a condensate return system causes_________ - Answerchanneling a ________ pump is a positive displacement pump - Answerreciprocating a boiler generating 6000 lb of steam/hr produces _______btu/hr - Answer6,000,000