Internal Combustion Engines When a body, floating in a liquid, is given a small angular displacement, it starts oscillating about a point known as Metacentre Centre of buoyancy Centre of pressure Centre of gravity Metacentre Centre of buoyancy Centre of pressure Centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If the ratios of all the corresponding linear dimensions are equal, then the model and the prototype are said to have Dynamic similarity None of these Kinematic similarity Geometric similarity Dynamic similarity None of these Kinematic similarity Geometric similarity ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The cetane (C₁₆H₃₄) which is a straight chain paraffin, is assigned a cetane number of 50 120 0 100 50 120 0 100 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Iso-octane (C₈H₁₈) has octane number of 120 0 50 100 120 0 50 100 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of diesel engines on weak mixtures is Unaffected Higher Lower Dependent on other factors Unaffected Higher Lower Dependent on other factors ANSWER DOWNLOAD EXAMIANS APP
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