Q42
The thermal efficiency of diesel engines on weak mixtures is
A.
Unaffected
B.
Lower
C.
Higher
AnswerD.
Dependent on other factors
Answer: Option C
Solution
Answer: Option C
Solution:
The thermal efficiency of diesel engines on weak mixtures is higher.
compression-ignition engines are more fuel efficient (upto 30%) than their gasoline counterparts.
diesel has more long chain hydrocarbons, which is 15 percent more energy dense than gasoline.