Internal Combustion Engines The knocking in spark ignition engines can be reduced by Retarding the spark Both (A) and (B) Increasing the engine speed None of these Retarding the spark Both (A) and (B) Increasing the engine speed None of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The exhaust valve in a four stroke cycle petrol engine Opens at 50° before bottom dead center and closes at 15° after top dead center Opens at 50° after bottom dead center and closes at 15° before top dead center Opens at bottom dead center and closes at top dead center May open and close anywhere Opens at 50° before bottom dead center and closes at 15° after top dead center Opens at 50° after bottom dead center and closes at 15° before top dead center Opens at bottom dead center and closes at top dead center May open and close anywhere ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Scavenging air in diesel engine means Burnt air containing products of combustion Air used for forcing burnt gases out of engine's cylinder during the exhaust period Forced air for cooling cylinder Air used for combustion sent under pressure Burnt air containing products of combustion Air used for forcing burnt gases out of engine's cylinder during the exhaust period Forced air for cooling cylinder Air used for combustion sent under pressure ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A hydraulic ram is a device used to To lift water from deep wells 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 Store the energy of water To lift water from deep wells 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 Store the energy of water ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air-fuel ratio of the petrol engine is controlled by Fuel pump Carburettor Injector Governor Fuel pump Carburettor Injector Governor ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which is more viscous lube oil? SAE 50 SEA 30 SAE 70 SAE 80 SAE 50 SEA 30 SAE 70 SAE 80 ANSWER DOWNLOAD EXAMIANS APP
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