Internal Combustion Engines Crankcase explosion in I.C. engines usually occurs as First a big explosion followed by a mil explosion Never occurs First a mild explosion followed by a bi explosion Both mild and big explosions occurs simultaneously First a big explosion followed by a mil explosion Never occurs First a mild explosion followed by a bi explosion Both mild and big explosions occurs simultaneously ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines All heat engines utilize Net calorific value of oil Low heat value of oil High heat value of oil Calorific value of fuel Net calorific value of oil Low heat value of oil High heat value of oil Calorific value of fuel ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The scavenging efficiency of a four stroke cycle diesel engine is Between 50 and 85% Between 85 and 95% Between 95 and 100% Below 50% Between 50 and 85% Between 85 and 95% Between 95 and 100% Below 50% ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A stoichiometric air-fuel ratio is Rich mixture for idling Rich mixture for over loads Lean mixture Chemically correct mixture Rich mixture for idling Rich mixture for over loads Lean mixture Chemically correct mixture ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which one of the following event would reduce volumetric efficiency of a vertical compression ignition engine? Inlet valve closing before bottom dead center Inlet valve closing after bottom dead center Inlet valve opening before top dead center Exhaust valve closing after top dead center Inlet valve closing before bottom dead center Inlet valve closing after bottom dead center Inlet valve opening before top dead center Exhaust valve closing after top dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If V₁ is the jet velocity and V₀ is the vehicle velocity, then propulsive efficiency of a turbojet engine is 2V₁ / (V₀ + V₁) V₀ / (V₀ + V₁) V₁ / (V₀ + V₁) 2V₀ / (V₀ + V₁) 2V₁ / (V₀ + V₁) V₀ / (V₀ + V₁) V₁ / (V₀ + V₁) 2V₀ / (V₀ + V₁) ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS