When water emulsion is used as the fuel in SI engine the emission of nitrogen oxides reduces significantly, this is due to
A. Water reacts with nitrogen oxides
B. Water does not contain nitrogen
C. The combustion temperature decreased
D. The combustion temperature increased
Answer: Option C
Related Questions on 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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