Pick up the wrong statement about supercharging ________?
Asupercharging at high altitudes is essential
Bsupercharging is essential in aircraft engines
Csupercharging reduces knocking in diesel engines
Dsupercharging results in fuel economy
Ethere can be limited supercharging in petrol engines because of detonation
Correct answer
D. supercharging results in fuel economy
Explanation
The correct answer is supercharging results in fuel economy.