Internal Combustion Engines A hydraulic ram is a device used to To lift water from deep wells Store the energy of water To lift small quantity of water to a greater height when a large quantity of water is available at a smaller height Increase the pressure of water To lift water from deep wells Store the energy of water To lift small quantity of water to a greater height when a large quantity of water is available at a smaller height Increase the pressure of water ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Detonation is harmful due to Increase in the rate of heat transfer, there is a reduction in the power output and efficiency of the engine Excessive turbulence which removes most of the insulating gas boundary layer from the cylinder walls High intensity of knock causes crankshaft vibration and the engine runs rough None of these Increase in the rate of heat transfer, there is a reduction in the power output and efficiency of the engine Excessive turbulence which removes most of the insulating gas boundary layer from the cylinder walls High intensity of knock causes crankshaft vibration and the engine runs rough None of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The calorific value of gaseous fuels is expressed in terms of kcal/kg kcal/m² kcal/m3 kcal kcal/kg kcal/m² kcal/m3 kcal ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The loud pulsating noise heard within the cylinder of an internal combustion engine is known as Supercharging Turbulence Detonation Pre-ignition Supercharging Turbulence Detonation Pre-ignition ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of the work obtained at the crankshaft in a given time to the energy supplied during the same time is called Mechanical efficiency Volumetric efficiency Overall efficiency Indicated thermal efficiency Mechanical efficiency Volumetric efficiency Overall efficiency Indicated thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines An hmh flame speed is obtained in diesel engine when air fuel ratio is About 35% of rich mixture Chemically correct mixture About 10% of rich mixture Uniform throughout the mixture About 35% of rich mixture Chemically correct mixture About 10% of rich mixture Uniform throughout the mixture ANSWER DOWNLOAD EXAMIANS APP
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