Special Engineers Exam Questions with Answers (100% Correct)

Special Engineers Exam Questions with Answers (100% Correct) 10 sq. Ft. heating surface - ANSWER For the purpose of rating boiler horsepower for an engineers licence only, how many square feet of boiler surface shall be equivalent to one boiler horsepower on a boiler? boilers operating at a steam or other vapor pressure of 15 psig. or less or a hot water or other liquid boiler in which the pressure does not exceed160 psig or a temperature of 250 degrees F. - ANSWER what is meant by the term low pressure boiler? high and low pressure boilers not to exceeda total of 50 boiler horsepower, or a shift engineer in a 100 horsepower plant. - ANSWER a person holding a current state of Minnesota special engineers license could be in charge of, or a shift engineer in what size plant? in any plant regardless of size under the direct supervision of the properly licensed engineer. - ANSWER special engineer may serve as an apprentice of what size water/ or steam/vapor boiler? shut off the burner when a low water condition exists. - ANSWER the purpose of the low water cut out on a steam or hot water boiler is to what? Safety valve and/or an ASME approved safety relief valve. - ANSWER the valve or valves that must relieve all excess pressure on a steam or hot water boiler are what? hot water boiler - ANSWER a tri indicator could be found on a ..... the temperature of the water, the pressure of water in psig, and the altitude of water in feet. - ANSWER a tri indicator would inform the boiler operator of what? the instant release of energy stored in the water as heat. - ANSWER what is the destructive force in a steam or hot water boiler explosion? steam first, the hot water. - ANSWER an ASME approved safety relief valve used on a hot water boiler is tested at the factory on what? low water cut off, safety valve or safety relief valve, pressure gauge - ANSWER some of the things you could find on a steam or hot water boiler are what? steam pressure gauge, tricocks, pressuretrols. - ANSWER what devices would Special Engineers Exam Questions with Answers (100% Solved) only be found on a steam boiler? hot water boiler - ANSWER an expansion tank or compression tank would be used with a what? to provide of expansion and contraction of the water volume as its temperature varies. - ANSWER what is the purpose of the expansion tank?