Internal Combustion Engines The air-fuel ratio in petrol engines is controlled by Controlling valve opening/closing Injection Governing Carburetion Controlling valve opening/closing Injection Governing Carburetion ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The scavenging efficiency of a four stroke cycle diesel engine is Between 50 and 85% Below 50% Between 95 and 100% Between 85 and 95% Between 50 and 85% Below 50% Between 95 and 100% Between 85 and 95% ANSWER DOWNLOAD EXAMIANS APP
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 0.08 0.14 0.02 0.04 0.08 0.14 0.02 0.04 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of a standard Otto cycle for a compression ratio of 5.5 will be 1 0.5 0.25 0.7 1 0.5 0.25 0.7 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air standard efficiency of an Otto cycle compared to diesel cycle for the given compression ratio is More or less depending on power rating More Same Less More or less depending on power rating More Same Less ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The reason for supercharging in any engine is to Increase efficiency Increase power Effect fuel economy Reduce weight and bulk for a given output Increase efficiency Increase power Effect fuel economy Reduce weight and bulk for a given output ANSWER DOWNLOAD EXAMIANS APP
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