3RD CLASS STATIONARY STEAM ENGINEER LICENSE EXAM QUESTIONS WITH 100% CORRECT ANSWERS

_________ are necessary for complete combustion - correct answer time, temperature, mixture, and atomization if the steam pressure gauge indicates 200 PSIG, the absolute pressure is______ - correct answer 214.7 a boiler is operating at 400 PSI, and the safety valve opens at 410 PSI and closes at 398 PSI. The blowdown is______psi - correct answer 12 an oil cooler is commonly used with a(n) ________ when operating in conjunction with a turbo-generator - correct answer steam 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 - correct answer superheated the economizer on a boiler is used to _______ - correct answer add heat to the feed water blowers are normally used with________ boilers - correct answer water tube overheating of tubes on a boiler can be caused by________ - correct answer scale on tubes carbon dioxide in a condensate return system causes_________ - correct answer channeling a ________ pump is a positive displacement pump - correct answer reciprocating a boiler generating 6000 lb of steam/hr produces _______btu/hr - correct answer 6,000,000 a bottom blowdown is performed on a boiler to _____ - correct answer discharge sludge and sediment water columns are connected to the boiler with a minimum of _______" pipe - correct answer 1 the minimum size of a water column blowdown valve is_______". - correct answer 3/4 the maximum size bottom blowdown valve on a boiler is_________". - correct answer 2 1/2 a ________ allows condensate to pass through, but stops Steam. - correct answer a steam trap