High Pressure Boilers questions with correct answers

A low Pressure steam boiler has a MAWP of _____ psi CORRECT ANSWER-15 The higher the steam pressure, the higher the ___ of the water in the boiler. CORRECT ANSWER-boiling point ___ is the amount of energy equal to the evaporation of 34.5 lb of water/hr from and at a feedwater temp of 212F. CORRECT ANSWER-boiler horsepower When a steam boiler is operating at 100 pounds per square inch gauge pressure (psig), the temp of the water and steam will be approx. ___F. CORRECT ANSWER-338 A horizontal return tubular (HRT) boiler is a ___ boiler. CORRECT ANSWER-firetube As steam pressure in a boiler increases, there is a corresponding increase in the ___. CORRECT ANSWER-temperature A sudden drop in pressure from 100 psig to 0 psig without a corresponding drop in temperature could results in a(n) ___. CORRECT ANSWER-explosion Water will boil and turn to steam when it reaches ___F at atmospheric pressure sea level. CORRECT ANSWER-212 ___ efficiency is the ratio of the heat absorbed by