4 A ABSA | Questions and Correct Answers | Latest Update 2024/2025
4 A ABSA | Questions and Correct Answers | Latest Update 2024/2025 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 - Answer -C vanstone flange held in place? A)screwed fittings B)loosely C) threaded d)star pattern - Answer -B effiency of electrostatic precipitator? a) 84% b)92.9%c)98.9% d)99.9% - Answer -D what is aluminum made from? 1)pig iron 2)aluxes 3)bauxite 4)copper - Answer -3 what is a class C fire? a)electrical fire b)metal fire
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4 a absa 2025
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