4TH CLASS POWER ENGINEERING UNIT A11 CHAPTER 3 WATERTUBE BOILERS QUESTIONS AND ANSWERS WITH SOLUTIONS 2024/25

A disadvantage of watertube boilers in comparison to firetube boilers is: Select one: a. they have poorer water circulation b. they require much higher quality feedwater c. they cannot make superheated steam d. they contain less water at the same steaming capacity - ANSWER b Packaged watertube boilers are described by: Select one: a. the shape that their tubes and drums form b. the number of mud drums they employ c. the area of floor space they occupy d. the type of drums they employ - ANSWER a This type of steam generating unit employs a pump to maintain water/steam velocity in the tubes: Select one: a. fluidized bed b. radiant c. convection d. supercritical - ANSWER d In regards to steam generating units, OTSG is the acronym for: Select one: a. once through steam generator b. o