Air Pollution and its Control in Automobile MCQs

112 questionsAutomobile-EngineeringPage 7 of 13

Practice free Air Pollution and its Control in Automobile multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 112 questions — no login required.

Question 55medium
Which is the source of pollutant gases with hydro carbon?
⚑ Report✎ Feedback
Question 56medium
What can be reduced by using exhaust gas recirculation (EGR) effectively?
⚑ Report✎ Feedback
Question 57medium
What will happen if petrol is used in diesel engine?
⚑ Report✎ Feedback
Advertisement
Question 58hard
The primary condition that results in the emission of NOx is large quantities is
⚑ Report✎ Feedback
Question 59hard
The flow rate of EGR is not controlled by the Engine management system.
⚑ Report✎ Feedback
Question 60hard
Which is harmful emission element produced by an internal combustion engine?
⚑ Report✎ Feedback
Advertisement
Question 61hard
The primary condition that results in the emission of HC in large quantities is
⚑ Report✎ Feedback
Question 62hard
In Diesel engines, the control of black smoke in the exhaust can be achieved by: 1. Running the engine at lower load. 2. Maintaining the injection system perfect. 3. Using Diesel fuel of higher Cetane number. Which of the above statements are correct?
⚑ Report✎ Feedback
Question 63hard
The hot air in a carbureted engine's intake air control system receive its heat from the
⚑ Report✎ Feedback
1…678…13