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Mechanic Motor Vehicle
Mechanic Motor Vehicle Set-1
Emission Control System
2

Emission Control System MCQ with Answers

2) What is acronym for DEF in selective catalytic reduction?

Diesel engine fluid

Diesel exhaust fluid

Diesel emission fluid

Diesel engine fuse

Answer is:

Diesel exhaust fluid

Emission Control System MCQ with Answers

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Related Emission Control System MCQ with Answers

3) What is acronym for SCR in emission control system?

Silicon controlled rectifier

Selective catalytic reduction

Selective controlled rectifier

Selective controlled reduction

Answer is:

Selective catalytic reduction

4) What is the acronym for EGR in emission control system?

Engine gas recirculation

Exhaust gas recirculation

Exhaust gate regulator

Emission gas recirculation

Answer is:

Exhaust gas recirculation

5) Which one of the hydro carbon (HC) emited due to lack of oxygen?

From fuel tank

From carburettor

From blow by crank case

From exhaust manifold

Answer is:

From exhaust manifold

6) Which emission react with other compounds in the atmosphere to produce photo chemical smog?

CO

HC

PM

SO_X

Answer is:

HC

Emission Control System MCQ with Answers

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