The ignition of the charge by some hot surface within the engine before the passage of spark is called
A. Pre-ignition
B. Detonation
C. Ignition delay
D. Auto-ignition
Answer: Option A
Solution (By Examveda Team)
The ignition of the charge by some hot surface within the engine before the passage of spark is called Pre-ignition. Pre-ignition is a situation in which the fuel-air mixture in a spark ignition engine ignites before the timed spark, because of contact with a hot surface.This Question Belongs to Mechanical Engineering >> Internal Combustion Engines (I.C. Engines)
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