Internal Combustion Engines A gas engine has a swept volume of 300 cm3 and clearance volume of 25 cm3. Its volumetric efficiency is 0.88 and mechanical efficiency is 0.90. The volume of the mixture taken in per stroke is 286 cm3 248 cm3 264 cm3 252 cm3 286 cm3 248 cm3 264 cm3 252 cm3 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 V₀ / (V₀ + V₁) V₁ / (V₀ + V₁) 2V₁ / (V₀ + V₁) 2V₀ / (V₀ + V₁) V₀ / (V₀ + V₁) V₁ / (V₀ + V₁) 2V₁ / (V₀ + V₁) 2V₀ / (V₀ + V₁) ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The octane number of petrol, generally available, is 80 to 100 40 to 60 60 to 80 20 to 40 80 to 100 40 to 60 60 to 80 20 to 40 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In diesel engine, the compression ratio in comparison to expansion ratio is Less Same More Variable Less Same More Variable ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The turbine of the turboprop engine is ___ that of the turbojet engine. Smaller than None of the listed here Bigger than Same as Smaller than None of the listed here Bigger than Same as ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If V₁ is the jet velocity and V₀ is the vehicle velocity, then the propulsive efficiency of a rocket is given by (V₀/V₁)/ [1 + (V₀/V₁)²] V₁/(V₀ + V₁) [2(V₀/V₁)]/ [1 + (V₀/V₁)²] V₀/(V₀ + V₁) (V₀/V₁)/ [1 + (V₀/V₁)²] V₁/(V₀ + V₁) [2(V₀/V₁)]/ [1 + (V₀/V₁)²] V₀/(V₀ + V₁) ANSWER DOWNLOAD EXAMIANS APP
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