4A ABSA Top Possible Questions and Answers 2024(UPDATED)
where do we use stays on a fire-tube boiler? A) at the top of the boiler b)outside of the boiler to mounting brackets c) in the steam space of the boiler d)between the tubes - C vanstone flange held in place? A)screwed fittings B)loosely C) threaded d)star pattern - B effiency of electrostatic precipitator? a) 84% b)92.9% c)98.9% d)99.9% - D what is aluminum made from? 1)pig iron 2)aluxes 3)bauxite 4)copper - 3 what is a class C fire? a)electrical fire b)metal fire c)kitchen fire d)wood fire - A
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- February 6, 2024
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