Question

Detonation can be prevented by increasing the manifold pressure by reducing the throttle opening.

(a) True

(b) False

This question was addressed to me in an internship interview.

My doubt stems from Abnormal Combustion topic in chapter Combustion and Combustion Chambers of IC Engine

Answer 1

The correct answer is (b) False

To explain I would say: In actual practice, detonation can be prevented by decreasing the manifold pressure by reducing the throttle opening.