Internal Combustion Engines The cetane (C₁₆H₃₄) which is a straight chain paraffin, is assigned a cetane number of 100 50 120 0 100 50 120 0 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The temperature of interior surface of cylinder wall in normal operation is not allowed to exceed 80°C 240°C 120°C 180°C 80°C 240°C 120°C 180°C 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 None of these Prevent sparking across the gap between the points Both (A) and (B) Cause more rapid break of the primary current, giving a higher voltage in the secondary circuit None of these Prevent sparking across the gap between the points Both (A) and (B) Cause more rapid break of the primary current, giving a higher voltage in the secondary circuit ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A fuel of an octane number rating of 75 matches in knocking intensity as a mixture of 75% petrol and 25% diesel 75% diesel and 25% petrol 75% normal heptane and 25% iso-octane 75% iso-octane and 25% normal heptane 75% petrol and 25% diesel 75% diesel and 25% petrol 75% normal heptane and 25% iso-octane 75% iso-octane and 25% normal heptane ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The rating of a diesel engine, with increase in air inlet temperature, will Increase linearly Decrease parabolically Increase parabolically Decrease linearly Increase linearly Decrease parabolically Increase parabolically Decrease linearly ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The minimum cranking speed in case of petrol engine is about 60 - 80 rpm One fourth of operating speed Half the operating speed 250 - 300 rpm 60 - 80 rpm One fourth of operating speed Half the operating speed 250 - 300 rpm ANSWER DOWNLOAD EXAMIANS APP