Internal Combustion Engines In petrol engines, advancing of the spark timing will ___ the knocking tendency. Not effect Increase None of the listed here Decrease Not effect Increase None of the listed here Decrease ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of diesel engines is about 0.3 0.7 0.15 0.5 0.3 0.7 0.15 0.5 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking tendency in spark ignition engines may be decreased by Reducing the compression ratio Controlling the ignition timing Controlling the air-fuel mixture Controlling the exhaust temperature Reducing the compression ratio Controlling the ignition timing Controlling the air-fuel mixture Controlling the exhaust temperature ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking in spark ignition engines can be reduced by Retarding the spark Both (A) and (B) None of these Increasing the engine speed Retarding the spark Both (A) and (B) None of these Increasing the engine speed ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The term scavenging is generally associated with High efficiency engines Aeroplane engines 2-stroke cycle engines 4-stroke cycle engines High efficiency engines Aeroplane engines 2-stroke cycle engines 4-stroke cycle engines ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Compression ratio of I.C. Engines is Volume displaced by piston per stroke and clearance volume in cylinder The ratio of volumes of air in cylinder before compression stroke and after compression stroke Ratio of pressure after compression and before compression Swept volume/cylinder volume Volume displaced by piston per stroke and clearance volume in cylinder The ratio of volumes of air in cylinder before compression stroke and after compression stroke Ratio of pressure after compression and before compression Swept volume/cylinder volume ANSWER DOWNLOAD EXAMIANS APP
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