Internal Combustion Engines The delay period in compression ignition engines depends upon Nature of the fuel mixture strength Relative velocity between the fuel injection and air turbulence pressure of residual gases All of these Temperature and pressure in the cylinder at the time of injection Nature of the fuel mixture strength Relative velocity between the fuel injection and air turbulence pressure of residual gases All of these Temperature and pressure in the cylinder at the time of injection ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Solid fuel fabricated into various small shapes, which are assembled to form fuel elements, is in the form of Pins All of these Pallets Plates Pins All of these Pallets Plates ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines For the same compression ratio Diesel cycle is more efficient than Otto Compression ratio has nothing to do with efficiency Both Otto and Diesel cycles are, equally efficient Otto cycle is more efficient than the Diesel Diesel cycle is more efficient than Otto Compression ratio has nothing to do with efficiency Both Otto and Diesel cycles are, equally efficient Otto cycle is more efficient than the Diesel ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a typical medium speed 4-stroke cycle diesel engine the inlet valve Opens at 20° before top dead center and closes at 35° after the bottom dead center Opens at top dead center and closes at bottom dead center Opens at 10° after top dead center and closes 20° before the bottom dead center May open or close anywhere Opens at 20° before top dead center and closes at 35° after the bottom dead center Opens at top dead center and closes at bottom dead center Opens at 10° after top dead center and closes 20° before the bottom dead center May open or close anywhere ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The volumetric efficiency of a well designed engine may be 60 to 70% 30 to 40% 40 to 60% 75 to 90% 60 to 70% 30 to 40% 40 to 60% 75 to 90% 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) V₁ / (V₀ + V₁) 2V₀ / (V₀ + V₁) V₀ / (V₀ + V₁) 2V₁ / (V₀ + V₁) V₁ / (V₀ + V₁) 2V₀ / (V₀ + V₁) V₀ / (V₀ + V₁) ANSWER DOWNLOAD EXAMIANS APP