Q. If the performance of diesel engines of different sizes, cylinder dimensions and horse power ratings are to be compared, which of the following parameter can be used for such comparison?

(A) Air-fuel ratio
(B) Otto cycle is less efficient than Diesel cycle
(C) Otto cycle is more efficient than Diesel cycle
(D) Efficiency depends mainly on working substance

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✅ Correct Answer: (C) Otto cycle is more efficient than Diesel cycle

Published by Mr. Dubey ⭐ 109.99K Points at 20-Sep-2023 12:24 pm in Heat Engines

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