Automotive Engines MCQs : Here you will find MCQ Questions related to "Automotive Engines" in IC Engine. These Automotive Engines MCQ Questions Will help you to improve your IC Engine knowledge and will prepare you for various Examinations like Competitive Exams, Placements, Interviews and other Entrance Exmaniations.
Question 1
For idling condition in automotive engines, the air-fuel mixture must be ______________
A. lean
B. rich
C. chemically balanced
D. stoichiometric
Question 2
For cruising condition in automotive engines, the air-fuel mixture must be ___________
A. lean
B. rich
C. chemically balanced
D. stoichiometric
Question 3
For high power condition in automotive engines, the air-fuel mixture must be ___________
A. lean
B. rich
C. chemically balanced
D. stoichiometric
Question 4
To prevent overheating of exhaust valve and the area near it, the air-fuel mixture must be ___________
A. lean
B. rich
C. chemically balanced
D. stoichiometric
Question 5
In an automobile engine, the indication of knocking is available in the form of ___________
A. light
B. gas
C. audible sound
D. noise
Question 6
The operator can make the engine operating conditions less stringent by ___________
A. releasing the throttle
B. jamming the throttle
C. engaging the throttle
D. None of the above
Question 7
When the throttle is suddenly opened, the mixture from the simple carburetor tends to become ___________
A. stoichiometric
B. not affected
C. rich
D. lean
Question 8
Which of the following is a Precise petrol injection system?
A. direct injection
B. sequential injection
C. throttle body injection
D. port injection
Question 9
During idling, a petrol engine requires ______________ mixture
A. lean
B. rich
C. chemically balanced
D. None of the above
Question 10
The ___________ engines can work on very lean mixture of fuel.
A. spark & compression ignition
B. spark ignition
C. stoichiometric
D. compression ignition