Type of firetube - Study guides, Class notes & Summaries

4th Class ABSA Exam Part A Practice Questions And Answers Solved 100% Correct!! Absolute pressure is: gauge pressure plus atmospheric pressure The motion of moving parts is _____ by friction: A: Prevented B: Improved C: controlled D: resisted E: Regulated D: resisted Voltage is a) the rate of current flow b) the rate of electron flow c) electromotive force d) Kinetic energy e) A form of power c) electromotive force The resistance of a conductor is affected by: 1. Cross se...

Operating voltage for an electrode boiler may be as high as: -Answer B) 16 000 volts, 30 000 kW A firetube boiler is one which has: -Answer D) water on the outside of the tubes and the hot gas on the inside of the tubes. The firebox boiler is a _________ pass firetube boiler. -Answer B) two pass horizontal A device which usually uses air or steam to do its job is the -Answer D) sootblower Tube stubs welded to drums and headers, which are used for connecting fittings a...

Which type of heat transfer takes place by actual physical contact, from molecule to molecule, without displacing the molecules? correct answer: Conduction When designing a boiler, special consideration must be given to heat transmission by... correct answer: Radiation, Conduction and Convection If a boiler produces saturated steam at 212°F at atmospheric pressure, what quantity of heat needs to be added to 10 lbs of water to convert it into steam? correct answer: 11,500 btu (Sat. L...

ABSA: 4th Class Part B - Comprehensive Exam 2 (150 Multiple Choice, 4th Class Part B , Units 1-12) Questions And Answers Verified 100% Correct!! What must be located outside a Class T machinery room? Select one: a. Spare flashlights b. Disposable coveralls c. Machinery shut off switch d. Light switches c Degradation of heat transfer fluid of a hot oil system will begin to occur if: Select one: a. The oil filter is not serviced regularly b. The oil temperature is above a specif...

ABSA: 4th Class Part B - Comprehensive Exam>>>Question and Answers A, Guide.What must be located outside a Class T machinery room? Select one: a. Spare flashlights b. Disposable coveralls c. Machinery shut off switch d. Light switches - c Degradation of heat transfer fluid of a hot oil system will begin to occur if: Select one: a. The oil filter is not serviced regularly b. The oil temperature is above a specified range, for an extended period of time c. The oil is allowe...

MN Boiler Exam Latest Questions & Answers. Cast Iron Sectional Boiler Like Bread, sections in between are intermediate. Held together with push nipples and stay bolts. No special foundation required Expandable (can add more centers to increase heating capacity) Boiler trim mounted on end sections Disadvantage: Always low pressure Advantage: corrosion resistant Firetube boiler used for heating and process Gas/heat of combustion on one side and water on outside. Horizontal Return Tub...

ABSA: 4th Class Part B - Comprehensive Exam 2 (150 Multiple Choice, 4th Class Part B , Units 1-12) Questions And Answers Verified 100% Correct!! What must be located outside a Class T machinery room? Select one: a. Spare flashlights b. Disposable coveralls c. Machinery shut off switch d. Light switches c Degradation of heat transfer fluid of a hot oil system will begin to occur if: Select one: a. The oil filter is not serviced regularly b. The oil temperature is above a specifie...

Boilers 2023 Test Questions with All Correct Answers Cast iron boilers - ANSWER low pressure, corrosion resistant, able to be taken in on carts, easy to assemble, does not require special foundation, come in vertical or horizontal sections. ***sections are held together w/ push nipples stay bolts, can be expanded Firetube boilers - ANSWER water outside, fire in tubes, Heat combustion in tubes, not actual fire in tubes. -vertical tubes -Passes through 3-4 times. Gases -high or l...

Boilers Test Questions With Correct Answers Cast iron boilers - ANSWER- low pressure, corrosion resistant, able to be taken in on carts, easy to assemble, does not require special foundation, come in vertical or horizontal sections. ***sections are held together w/ push nipples stay bolts, can be expanded Firetube boilers - ANSWER- water outside, fire in tubes, Heat combustion in tubes, not actual fire in tubes. -vertical tubes -Passes through 3-4 times. Gases -high or low pressure. La...

ABSA: 4th Class Part B - Comprehensive Exam 2 (150 Multiple Choice, 4th Class Part B , Units 1-12) Questions And Answers Verified 100% Correct!! What must be located outside a Class T machinery room? Select one: a. Spare flashlights b. Disposable coveralls c. Machinery shut off switch d. Light switches c Degradation of heat transfer fluid of a hot oil system will begin to occur if: Select one: a. The oil filter is not serviced regularly b. The oil temperature is above a specif...