Internal Combustion Engines High speed compression engines operate on Dual combustion cycle Otto cycle Diesel cycle All of these Dual combustion cycle Otto cycle Diesel cycle All of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air standard efficiency of an I.C. engine is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 + rγ - 1 None of these 1 - (1/rγ - 1) 1 - rγ - 1 1 + rγ - 1 None of these 1 - (1/rγ - 1) 1 - rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The _________ engines can work on very lean mixture of fuel. Spark ignition Both (A) and (B) None of these Compression ignition Spark ignition Both (A) and (B) None of these Compression ignition ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Most high speed compression engines operate on Special type of air cycle Otto cycle Diesel cycle Dual combustion cycle Special type of air cycle Otto cycle Diesel cycle Dual combustion cycle ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knock in diesel engine occurs due to Instantaneous auto ignition of last part of charge Reduction of delay period Instantaneous and rapid burning of the first part of the charge Delayed burning of the first part of the charge Instantaneous auto ignition of last part of charge Reduction of delay period Instantaneous and rapid burning of the first part of the charge Delayed burning of the first part of the charge ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines As compared to air standard cycle, in actual working, the effect of variation in specific heats is to Increase maximum pressure and maximum temperature Reduce maximum pressure and maximum temperature Decrease maximum pressure and increase maximum temperature Increase maximum pressure and decrease maximum temperature Increase maximum pressure and maximum temperature Reduce maximum pressure and maximum temperature Decrease maximum pressure and increase maximum temperature Increase maximum pressure and decrease maximum temperature ANSWER DOWNLOAD EXAMIANS APP
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