Internal Combustion Engines If the compression ratio of an engine working on Otto cycle is increased from 5 to 7, the percentage increase in efficiency will be 0.14 0.08 0.04 0.02 0.14 0.08 0.04 0.02 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The normal heptane (C₇H₁₆) is given a rating of ________ octane number. 50 100 0 120 50 100 0 120 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The pressure at the end of compression, in petrol engines, is approximately 35 bar 25 bar 10 bar 20 bar 35 bar 25 bar 10 bar 20 bar ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In diesel engine, the compression ratio in comparison to expansion ratio is More Same Variable Less More Same Variable Less ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The firing order in an I.C. engine depends upon Design of crankshaft All of these Number of cylinders Arrangement of the cylinders Design of crankshaft All of these Number of cylinders Arrangement of the cylinders ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Fuel consumption of diesel engines is not guaranteed at one quarter load because at such low loads The friction is high The engine is rarely operated The small difference in cooling water temperature or in internal friction has a disproportionate effect The friction is unpredictable The friction is high The engine is rarely operated The small difference in cooling water temperature or in internal friction has a disproportionate effect The friction is unpredictable ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS