Internal Combustion Engines A fuel of an octane number rating of 75 matches in knocking intensity as a mixture of 75% iso-octane and 25% normal heptane 75% petrol and 25% diesel 75% normal heptane and 25% iso-octane 75% diesel and 25% petrol 75% iso-octane and 25% normal heptane 75% petrol and 25% diesel 75% normal heptane and 25% iso-octane 75% diesel and 25% petrol ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The pressure and temperature at the end of compression stroke in a petrol engine are of the order of 20-30 kg/cm² and 450-500°C 4-6 kg/cm² and 200-250°C 12-20 kg/cm² and 350-450°C 6-12 kg/cm² and 250-350°C 20-30 kg/cm² and 450-500°C 4-6 kg/cm² and 200-250°C 12-20 kg/cm² and 350-450°C 6-12 kg/cm² and 250-350°C ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A diesel engine is ___ as compared to petrol engine, both running at rated load. Equally efficient Less efficient None of the listed here More efficient Equally efficient Less efficient None of the listed here More efficient ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In order to mix air and petrol in the required proportion and to supply it to the engine during suction stroke, then ___ is employed. None of the listed here Fuel pump Carburettor Injector None of the listed here Fuel pump Carburettor Injector ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Number of working strokes per min. for a four stroke cycle engine are _________ the speed of the engine in r.p.m. One-half Equal to Twice Four-times One-half Equal to Twice Four-times ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A two stroke cycle engine gives ________ the number of power strokes as compared to the four stroke cycle engine, at the same engine speed. Half Double Same Four times Half Double Same Four times ANSWER DOWNLOAD EXAMIANS APP
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