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] V₀/(V₀ + V₁) [2(V₀/V₁)]/ [1 + (V₀/V₁)²] V₁/(V₀ + V₁) (V₀/V₁)/ [1 + (V₀/V₁)²] V₀/(V₀ + V₁) [2(V₀/V₁)]/ [1 + (V₀/V₁)²] V₁/(V₀ + V₁) ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The fuels in order of decreasing knock tendency for spark ignition engines are Paraffin, napthene, aromatic Paraffin, aromatic, napthene Napthene, paraffin, aromatic Napthene, aromatics, paraffin Paraffin, napthene, aromatic Paraffin, aromatic, napthene Napthene, paraffin, aromatic Napthene, aromatics, paraffin ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The increase in intake temperature of internal combustion engines will ___ efficiency. Decrease Have no effect on None of the listed here Increase Decrease Have no effect on None of the listed here Increase ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A two stroke cycle engine gives ________ the number of power strokes as compared to the four stroke cycle engine, at the same engine speed. Same Double Four times Half Same Double Four times Half ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The inlet valve of a four stroke cycle internal combustion engine remains open for 230° 130° 270° 180° 230° 130° 270° 180° ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The pressure at the end of compression in the case of diesel engine is of the order of 20 kg/cm 35 kg/cm 12 kg/cm 6 kg/cm 20 kg/cm 35 kg/cm 12 kg/cm 6 kg/cm ANSWER DOWNLOAD EXAMIANS APP
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