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To increase which of the following the cleaning element is corrugated and exposed to the incoming air?(a) Temperature(b) Pressure(c) Surface area(d) ForceI got this question in semester exam.Origin of the question is Petrol Engine Fuel Supply System topic in section Petrol Engine Fuel Supply System of Automotive Engine Design

Answer»

Right choice is (c) SURFACE area

Best explanation: The element is corrugated to increase the surface area exposed to the incoming air so that the resistance OFFERED by the CLEANER is REDUCED to a minimum. Sides of the element are sealed against dust. The air passes through the element and any dust contained is left outside.



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