Internal Combustion Engines The reference fuels for knock rating of spark ignition engines would include Iso-octane and normal hexane Normal octane and aniline Iso-octane and alpha-methyl naphthalene Normal heptane and iso-octane Iso-octane and normal hexane Normal octane and aniline Iso-octane and alpha-methyl naphthalene Normal heptane and iso-octane ANSWER DOWNLOAD EXAMIANS APP
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 0.04 0.02 0.08 0.14 0.04 0.02 0.08 0.14 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If Vâ‚ is the jet velocity and Vâ‚€ is the vehicle velocity, then propulsive efficiency of a turbojet engine is Vâ‚ / (Vâ‚€ + Vâ‚) Vâ‚€ / (Vâ‚€ + Vâ‚) 2Vâ‚ / (Vâ‚€ + Vâ‚) 2Vâ‚€ / (Vâ‚€ + Vâ‚) Vâ‚ / (Vâ‚€ + Vâ‚) Vâ‚€ / (Vâ‚€ + Vâ‚) 2Vâ‚ / (Vâ‚€ + Vâ‚) 2Vâ‚€ / (Vâ‚€ + Vâ‚) ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The maximum propulsive efficiency of a turbojet engine is at a speed of 1000 km/h 2400 km/h 3000 km/h 2000 km/h 1000 km/h 2400 km/h 3000 km/h 2000 km/h ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If the temperature of intake air in internal combustion engine increases, then its efficiency will None of the listed here Remain same Increase Decrease None of the listed here Remain same Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The inlet value of a four stroke cycle I.C engine remains open for nearly 235° 125° 180° 200° 235° 125° 180° 200° ANSWER DOWNLOAD EXAMIANS APP
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