Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by ηm = I.P/B.P None of these ηm = B.P/I.P ηm = (B.P × I.P)/100 ηm = I.P/B.P None of these ηm = B.P/I.P ηm = (B.P × I.P)/100 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle petrol engine, the compression Starts at 40° after bottom dead centre and ends at 30° before top dead centre Starts at 40° before bottom dead centre and ends at 30° after bottom dead centre Starts at bottom dead centre and ends at top dead centre May start and end anywhere Starts at 40° after bottom dead centre and ends at 30° before top dead centre Starts at 40° before bottom dead centre and ends at 30° after bottom dead centre Starts at bottom dead centre and ends at top dead centre May start and end anywhere ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The inlet valve of a four stroke cycle internal combustion engine remains open for 180° 230° 130° 270° 180° 230° 130° 270° ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A carburettor is used to supply Petrol and lubricating oil Air and diesel Petrol, air and lubricating oil Petrol and air Petrol and lubricating oil Air and diesel Petrol, air and lubricating oil Petrol and air ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The normal heptane (C₇H₁₆) is given a rating of ________ octane number. 0 120 50 100 0 120 50 100 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines High speed compression engines operate on Dual combustion cycle All of these Otto cycle Diesel cycle Dual combustion cycle All of these Otto cycle Diesel cycle ANSWER DOWNLOAD EXAMIANS APP
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