Internal Combustion Engines If the compression ratio of an engine working on Otto cycle is increased from 5 to 7, the percentage increase in efficiency will be 0.04 0.08 0.14 0.02 0.04 0.08 0.14 0.02 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a coil ignition system of petrol engines, a condenser is connected across the contact breaker in order to Prevent sparking across the gap between the points Both (A) and (B) None of these Cause more rapid break of the primary current, giving a higher voltage in the secondary circuit Prevent sparking across the gap between the points Both (A) and (B) None of these Cause more rapid break of the primary current, giving a higher voltage in the secondary circuit ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Does the supply of scavenging air at a density greater than that of atmosphere mean engine is supercharged? Unpredictable Yes No To some extent Unpredictable Yes No To some extent ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The term scavenging is generally associated with Aeroplane engines 4-stroke cycle engines High efficiency engines 2-stroke cycle engines Aeroplane engines 4-stroke cycle engines High efficiency engines 2-stroke cycle engines ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The pressure at the end of compression in the case of diesel engine is of the order of 35 kg/cm 12 kg/cm 6 kg/cm 20 kg/cm 35 kg/cm 12 kg/cm 6 kg/cm 20 kg/cm ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The operation of forcing additional air under pressure into the engine cylinder is known as Delay period Turbulence Supercharging Carburetion Delay period Turbulence Supercharging Carburetion ANSWER DOWNLOAD EXAMIANS APP
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