Internal Combustion Engines A gas engine has a swept volume of 300 cm3 and clearance volume of 25 cm3. Its volumetric efficiency is 0.88 and mechanical efficiency is 0.90. The volume of the mixture taken in per stroke is 264 cm3 252 cm3 248 cm3 286 cm3 264 cm3 252 cm3 248 cm3 286 cm3 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Number of working strokes per min. for a four stroke cycle engine are _________ the speed of the engine in r.p.m. One-half Equal to Four-times Twice One-half Equal to Four-times Twice ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of the brake power to the indicated power is called Volumetric efficiency Mechanical efficiency Overall efficiency Indicated thermal efficiency Volumetric efficiency Mechanical efficiency Overall efficiency Indicated thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If one cylinder of a diesel engine receives more fuel than the others, then for that cylinder the Engine starts overheating Exhaust will be smoky Scavenging occurs Piston rings would stick into piston grooves Engine starts overheating Exhaust will be smoky Scavenging occurs Piston rings would stick into piston grooves ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A hydraulic ram is a device used to To lift water from deep wells Store the energy of water Increase the pressure of water To lift small quantity of water to a greater height when a large quantity of water is available at a smaller height To lift water from deep wells Store the energy of water Increase the pressure of water To lift small quantity of water to a greater height when a large quantity of water is available at a smaller height ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking tendency in compression ignition engines for a given fuel will be Enhanced by decreasing compression ratio Dependent on other factors None of these Enhanced by increasing compression ratio Enhanced by decreasing compression ratio Dependent on other factors None of these Enhanced by increasing compression ratio ANSWER DOWNLOAD EXAMIANS APP
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