Internal Combustion Engines The fuel valve in a four stroke cycle diesel engine Opens at 15° before top dead center and closes at 20° after top dead center May open and close anywhere Opens at 15° after top dead center and closes at 20° before bottom dead center Opens at top dead center and closes at bottom dead center Opens at 15° before top dead center and closes at 20° after top dead center May open and close anywhere Opens at 15° after top dead center and closes at 20° before bottom dead center Opens at top dead center and closes at bottom dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Diesel fuel, compared to petrol is Highly ignitable More difficult to ignite Just about the same difficult to ignite Less difficult to ignite Highly ignitable More difficult to ignite Just about the same difficult to ignite Less difficult to ignite ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The correct sequence of the decreasing order of brake thermal efficiency of the three given basic types of engines is Two stroke S.I. engine, four stroke S.I. engine, four stroke C.I. engine Four stroke C.I. engine, four stroke S.I. engine, two stroke S.I. engine Four stroke C.I. engine, two stroke S.I. engine, four stroke S.I. engine Four stroke S.I. engine, four stroke C.I. engine, two stroke S.I. engine Two stroke S.I. engine, four stroke S.I. engine, four stroke C.I. engine Four stroke C.I. engine, four stroke S.I. engine, two stroke S.I. engine Four stroke C.I. engine, two stroke S.I. engine, four stroke S.I. engine Four stroke S.I. engine, four stroke C.I. engine, two stroke S.I. engine 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 Feeding more fuel Scavenging Heating incoming air Supercharging Feeding more fuel Scavenging Heating incoming air Supercharging ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Most high speed compression engines operate on Special type of air cycle Dual combustion cycle Otto cycle Diesel cycle Special type of air cycle Dual combustion cycle Otto cycle Diesel cycle ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The calorific value of gaseous fuels is expressed in terms of kcal kcal/m3 kcal/m² kcal/kg kcal kcal/m3 kcal/m² kcal/kg ANSWER DOWNLOAD EXAMIANS APP
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