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

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

Correct Answer: More

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.
Bissoy MCQ
#Mechanical Engineering #Internal Combustion Engines (I.C. Engines)

Related Questions

An empty fuel tank of a car was filled with A type petrol. When the tank was half-empty, it was filled with B type petrol. Again when the tank was half-empty, it was filled with A type petrol. When the tank was half-empty again, it was filled with B type petrol. What is the percentage of A type petrol at present in the tank?
A 33.5%
B 37.5%
C 40%
D 50%
An empty fuel tank of a car was filled with A type petrol. When the tank was half-empty, it was filled with B type petrol. Again when the tank was half-empty, it was filled with A type petrol. When the tank was half-empty again, it was filled with B type petrol. What is the percentage of A type petrol at present in the tank ?
A 33.5%
B 37.5%
C 40%
D 50%
A certain truck uses 18 gallons of diesel fuel in traveling 270 miles. In order for the truck to travel the same distance using 10 gallons of diesel fuel, by how many miles per gallon must the truck's fuel mileage be increased.
A 12
B 15
C 27
D 9
Two tanks A and B are filled with petrol. Tank A holds 600 liters more than B. If 100 liters of petrol were taken out from each tank, tank A would then contain 3 times as much petrol as tank B. What is the total number of liters of fuel in the two full tanks?
A 1400
B 1200
C 1000
D 900
Two tanks A and B are are filled with petrol. Tank A holds 600 litre more than tank B. If 100 litre of petrol were taken out from each tank A would then contain 3 times as much petrol as tank B. What is the total number of litre of fuel in the two full tanks?
A 1400
B 1200
C 1000
D 900
The specific fuel consumption per BH hour for a petrol engine is approximately
A 0.15 kg
B 0.2 kg
C 0.25 kg
D 0.3 kg
The specific fuel consumption per B.P. hour for a petrol engine is about
A 0.2 kg
B 0.25 kg
C 0.3 kg
D 0.35 kg
A diesel engine as compared to petrol engine (both running and rated load) is
A More efficient
B Less efficient
C Equally efficient
D Other factors will decide it
A diesel engine is _________ as compared to petrol engine, both running at rated load.
A Equally efficient
B Less efficient
C More efficient
D None of these
The thermal efficiency of a petrol engine is _________ as compared to diesel engine.
A Same
B Less
C More
D None of these

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