BOHP Practice Final Exam #1 answered correctly

BOHP Practice Final Exam #1 answered correctly A boiler with an MAWP of 150 psi and a safety valve setting of 100 psi with a 3" valve disc - what would be the total force needed to open the safety valve against opposing spring force? HINT: TF = 0.7854 x PSI x 3" (square inch: 3 x 3) 707 lbs 3 multiple choice options Boiler manways and handholes are oval for what reason? for removal of the pressure vessel 3 multiple choice options What is the function of a vent condenser on a deaerating feedwater heater? to condense steam that would escape through the vent 3 multiple choice options What is the function of a dry pipe in a boiler? to remove moisture from the steam drum 3 multiple choice options If steam were reduced by a PRV from 500 psi to 125 psi, the steam at 125 psi would have: the same heat as at 500 psi 3 multiple choice options Where would you find downcomer tubes? in water-tube boilers 3 multiple choice options The Mechanical Inspection Bureau incorporates by reference various codes, standards and practices. Once specific safety practice incorporated by reference for licensed operators specifies and identifies one called a qualified individual. How is the qualified individual identified in this reference? A boiler service technician who is engaged in and responsible for the installation, replacement, repair or service of the boiler, fuel burning controls, and safety devices and is experienced in such work. In some states this individual must also hold an appropriate boiler operator's license. Which formula would you use to calculate the Btu/lb heat content of fuel oil? 17,687 + 57.7 x API @ 60 degrees F 3 multiple choice options What is the heating surface of water-tube, with a diameter of 3 1/2 inches and a length of 20 feet?