Internal Combustion Engines In petrol engine, using a fixed octane rating fuel and fixed compression ratio, supercharging will _________ the knocking tendency. None of these Not effected Increase Decrease None of these Not effected Increase Decrease 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 engine is rarely operated The small difference in cooling water temperature or in internal friction has a disproportionate effect The friction is high The friction is unpredictable The engine is rarely operated The small difference in cooling water temperature or in internal friction has a disproportionate effect The friction is high The friction is unpredictable ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The inlet valve of a four stroke cycle internal combustion engine remains open for 130° 180° 270° 230° 130° 180° 270° 230° ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of indicated thermal efficiency to the corresponding air standard cycle efficiency is called Efficiency ratio Net efficiency Overall efficiency Relative efficiency Efficiency ratio Net efficiency Overall efficiency Relative efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The advancing of spark timing in spark ignition engines will ___ knocking tendency. Increase None of the listed here Reduce Not effect Increase None of the listed here Reduce Not effect ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The reference fuels for knock rating of spark ignition engines would include Normal octane and aniline Normal heptane and iso-octane Iso-octane and normal hexane Iso-octane and alpha-methyl naphthalene Normal octane and aniline Normal heptane and iso-octane Iso-octane and normal hexane Iso-octane and alpha-methyl naphthalene ANSWER DOWNLOAD EXAMIANS APP