Internal Combustion Engines Iso-octane (C₈H₁₈) has octane number of 50 100 120 0 50 100 120 0 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a coil ignition system of petrol engines, a condenser is connected across the contact breaker in order to Prevent sparking across the gap between the points Cause more rapid break of the primary current, giving a higher voltage in the secondary circuit Both (A) and (B) None of these Prevent sparking across the gap between the points Cause more rapid break of the primary current, giving a higher voltage in the secondary circuit Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The actual volume of fresh charge admitted in 4-stroke petrol engine is Less than stroke volume More than stroke volume Equal to stroke volume Equal to stroke volume and clearance volume Less than stroke volume More than stroke volume Equal to stroke volume Equal to stroke volume and clearance volume ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The brake power of a diesel engine, keeping other parameters constant, can be increased by Decreasing the density of intake air Increasing the pressure of intake air Decreasing the pressure of intake air Increasing the temperature of intake air Decreasing the density of intake air Increasing the pressure of intake air Decreasing the pressure of intake air Increasing the temperature of intake air 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 6-12 kg/cm² and 250-350°C 12-20 kg/cm² and 350-450°C 4-6 kg/cm² and 200-250°C 20-30 kg/cm² and 450-500°C 6-12 kg/cm² and 250-350°C 12-20 kg/cm² and 350-450°C 4-6 kg/cm² and 200-250°C ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The fuels in order of decreasing knock tendency for spark ignition engines are Paraffin, aromatic, napthene Paraffin, napthene, aromatic Napthene, paraffin, aromatic Napthene, aromatics, paraffin Paraffin, aromatic, napthene Paraffin, napthene, aromatic Napthene, paraffin, aromatic Napthene, aromatics, paraffin ANSWER DOWNLOAD EXAMIANS APP
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