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- Subject
- I.C. Enginesmechanical-engineering-mcqs › i-c-engines
- Published
- 27 Jan 2019
- Last updated
- 28 May 2026
Explanation
In naturally aspirated diesel engines, air intake is facilitated by a vacuum chamber that draws air into the combustion chamber without the use of forced induction devices like superchargers or turbochargers.
More I.C. Engines MCQs
Practice related questions from the same subject.
- 1.Where is the combustion chamber situated in an opposed piston diesel engine?
- 2.In the crankcase scavenging technique, what generates the air pressure required for the process?
- 3.In loop scavenging, how is the piston crown typically shaped?
- 4.What does a stoichiometric air-fuel ratio represent?
- 5.Which lubricant oil has the highest viscosity among the following options?
- 6.What component regulates the air-to-fuel mixture in petrol engines?
- 7.What does the pour point of fuel oil refer to?
- 8.What is the approximate air-to-fuel ratio in a petrol engine that yields the highest power output in vehicles?
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