A. It reduces N2, H2O, and CO2 emission levels
B. It circulates exhaust gases
C. It burns fuel vapour gases
D. It removes CO, HC and NOx from the exhaust gases passing through it
Answer: Option D
This Question Belongs to Automobile Engineering >> Air Pollution And Its Control In Automobile
What is the purpose of crank case ventilation?
A. To prevent pressure build up
B. To prevent temperature build up
C. To increase the blow by gas
D. To reduce the combustion leak
A. Exhaust system and intake system
B. Crank case and intake system
C. Crank case and exhaust system
D. Exhaust system and catalytic converter
In a petrol fuel injected engine, the air and fuel are mixed in the
A. Throttle body
B. Intake manifold chamber
C. Intake ports
D. Combustion chambers
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