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The purpose of crankcase ventilation is to __________

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The purpose of crankcase ventilation is to __________

(a) Cool the oil

(b) Remove vaporised water and fuel

(c) Supply oxygen to the crankcase

(d) It assists in maintaining the viscosity of oil

The question was posed to me in exam.

My question is from Automobile Engineering topic in chapter Internal Combustion Engines of Automobile Engineering

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The correct answer is (b) Remove vaporised water and fuel

To explain: Crankcase ventilation removes vaporised water and fuel.

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