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Water Treatment OIT test| 50 questions| with complete solutions

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b) Kilopascals Correct Answer: What units are used to measure water pressure? a) Kilowatts b) Kilopascals c) Horsepower d) Head units a) Exhaust fan Correct Answer: Which of the following i... s NOT an example of PPE (Personal Protective Equipment)? a) Exhaust fan b) SCBA c) Face shield d) Traffic vest d) Be the operator with overall operational responsibility of the system Correct Answer: Which of the following are operators-in-training NOT allowed to do? a) There are no restrictions on the duties of an operator-in-training b) Any operational duties if not in the presence of another operator c) Anything which could effect the quality of the water/wastewater d) Be the operator with overall operational responsibility of the system c) The height or energy of water above a specified point Correct Answer: Define the term "head" as used in hydraulic systems. a) The block of an internal combustions engine b) The ability of a piston pump to overcome the force of gravity c) The height or energy of water above a specified point d) The distance between the liquid level and the cover of a well b) Is a greenish/yellow gas with a penetrating odour; is heavier than air Correct Answer: Which of the following statements accurately describes some of the properties of chlorine? a) I a colourless gas which is toxic to plants and animals; is flammable and explosive b) Is a greenish/yellow gas with a penetrating odour; is heavier than air c) Is a yellowish gas with an irritating odour; insoluble in water d) Is lighter than air; soluble in water and forms a salt which is lethal to microorganisms a) chemical compound is formed Correct Answer: What happens when two or more different elements combine? a) chemical compound is formed b) atom is created c) molecule is formed [Show More]

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