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Mechanical Engineering · Q85

Internal Combustion Engines (I.C. Engines)

Engineering and GATE · Mechanical Engineering · question 85

Q85

The specific fuel consumption of a petrol engine compared to diesel engine of same H.P. is

A.
Same
B.
More
Answer
C.
Less
D.
Less or more depending on operating conditions

Answer: Option B

Solution

Answer: Option B
Solution:
The specific fuel consumption of a petrol engine compared to diesel engine of same H.P. is more.
A fuel consumption of 1 litre per 100 km corresponds to approximately 26.5 g CO2/km for diesel and 23 g CO2/km for petrol, depending on the exact composition of the fuel.
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