Internal Combustion Engines The specific fuel consumption per B.P. hour for a petrol engine is about 0.2 kg 0.3 kg 0.25 kg 0.35 kg 0.2 kg 0.3 kg 0.25 kg 0.35 kg ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Iso-octane (C₈Hâ‚₈) has octane number of 120 50 100 120 50 100 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of a standard Otto cycle for a compression ratio of 5.5 will be 0.5 0.25 0.7 1 0.5 0.25 0.7 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The output of a diesel engine can be increased without increasing the engine revolution or size in following way Heating incoming air Feeding more fuel Supercharging Scavenging Heating incoming air Feeding more fuel Supercharging Scavenging ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knock in diesel engine occurs due to Instantaneous auto ignition of last part of charge Instantaneous and rapid burning of the first part of the charge Reduction of delay period Delayed burning of the first part of the charge Instantaneous auto ignition of last part of charge Instantaneous and rapid burning of the first part of the charge Reduction of delay period Delayed burning of the first part of the charge 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
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