The spark ignition engines are governed by

A. Hit and miss governing

B. Qualitative governing

C. Quantitative governing

D. Combination of (B) and (C)

Answer: Option C

Solution(By Examveda Team)

-The spark ignition engines are governed by Quantitative governing. -SI engines being quantitatively governed by controlling the quantity of charge inducted, leading to high throttling losses. -To qualitatively govern the engine, charge purity was reduced by incorporating EGR, thereby reducing the amount of available oxygen in the charge inducted.