Internal Combustion Engines The normal heptane (C₇Hâ‚₆) is given a rating of ________ octane number. 120 100 50 120 100 50 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Engine pistons are usually made of aluminium alloy because it Is stronger Is lighter Wear is less Absorbs shocks Is stronger Is lighter Wear is less Absorbs shocks ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines For maximum power generation, the air fuel ratio for a petrol engine for vehicles, is of the order of 0.37569444444444 0.62569444444444 0.50069444444444 0.75069444444444 0.37569444444444 0.62569444444444 0.50069444444444 0.75069444444444 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The Cipoletti weir is a __________ weir. Triangular Rectangular Circular Trapezoidal Triangular Rectangular Circular Trapezoidal ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The exhaust valve in a four stroke cycle petrol engine Opens at 50° after bottom dead center and closes at 15° before top dead center Opens at 50° before bottom dead center and closes at 15° after top dead center May open and close anywhere Opens at bottom dead center and closes at top dead center Opens at 50° after bottom dead center and closes at 15° before top dead center Opens at 50° before bottom dead center and closes at 15° after top dead center May open and close anywhere Opens at bottom dead center and closes at top dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of the volume of charge admitted at N.T.P. to the swept volume of the piston is called Overall efficiency Mechanical efficiency Volumetric efficiency Relative efficiency Overall efficiency Mechanical efficiency Volumetric efficiency Relative efficiency ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS