Question

For same compression ratio and for same heat added ____________

(a) Otto cycle is more efficient than Diesel Cycle

(b) Diesel cycle is more efficient than Otto Cycle

(c) Efficiency depends on other factors

(d) None of the mentioned

This question was addressed to me in quiz.

I want to ask this question from Comparison of Otto, Diesel and Dual Cycle in section Air Standard Cycles and their Analysis of IC Engine

Answer 1

Right answer is (a) Otto cycle is more efficient than Diesel Cycle

To explain I would say: None.