Internal Combustion Engines The expansion of fuel in a four stroke cycle diesel engine Starts at 15° before top dead center and ends at 30° after top dead center Starts at top dead center and ends at 30° after top dead center May start and end anywhere Starts at 15° after top dead center and ends at 30° before bottom dead center Starts at 15° before top dead center and ends at 30° after top dead center Starts at top dead center and ends at 30° after top dead center May start and end anywhere Starts at 15° after top dead center and ends at 30° before bottom dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The voltage required to produce a spark across the gap, between the sparking points is 4000 to 6000 volts 6000 to 10,000 volts 10,000 to 12,000 volts 2000 to 4000 volts 4000 to 6000 volts 6000 to 10,000 volts 10,000 to 12,000 volts 2000 to 4000 volts ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Iso-octane (C₈Hâ‚₈) has octane number of 100 120 50 100 120 50 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by None of the listed here ηm = B.P/I.P ηm = I.P/B.P ηm = (B.P × I.P)/100 None of the listed here ηm = B.P/I.P ηm = I.P/B.P ηm = (B.P × I.P)/100 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In diesel engine, the compression ratio in comparison to expansion ratio is Variable Same More Less Variable Same More Less ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle petrol engine, the charge is ignited at 30° after bottom dead center 30° before bottom dead center 30° before top dead center 30° after top dead center 30° after bottom dead center 30° before bottom dead center 30° before top dead center 30° after top dead center ANSWER DOWNLOAD EXAMIANS APP
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