Internal Combustion Engines MCQs
Practice free Internal Combustion Engines 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 262 questions — no login required.
Question 172easy
In petrol engine the actual pressure developed compared to the predicted maximum pressure is
Question 173easy
Octane number of petrol normally used in petrol engines is of the order of
Question 174easy
A fuel of octane rating 85 matches the anti knock qualities of a mixture consisting of 85% and 15% respectively of
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Question 175easy
Octane number of petrol available from Indian refineries of the order of
Question 177easy
Air cycle efficiency for a petrol engine having compression ratio of 5 : 1 will be
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Question 179easy
Which of the following fuel has little tendency towards detonation
Question 180easy
In spark ignition engines, the knocking tendency can be decreased by