Internal Combustion Engines During idling, a petrol engine requires _________ mixture. Chemically correct None of these Rich Lean Chemically correct None of these Rich Lean ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In petrol engines, advancing of the spark timing will ___ the knocking tendency. Increase Decrease None of the listed here Not effect Increase Decrease None of the listed here Not effect ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Scavenging air in diesel engine means Forced air for cooling cylinder Air used for forcing burnt gases out of engine's cylinder during the exhaust period Air used for combustion sent under pressure Burnt air containing products of combustion Forced air for cooling cylinder Air used for forcing burnt gases out of engine's cylinder during the exhaust period Air used for combustion sent under pressure Burnt air containing products of combustion ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Number of working strokes per min. for a four stroke cycle engine are _________ the speed of the engine in r.p.m. Four-times Twice Equal to One-half Four-times Twice Equal to One-half 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
Internal Combustion Engines The thermodynamic cycle on which the petrol engine works, is Joule cycle Stirling cycle Otto cycle Rankine cycle Joule cycle Stirling cycle Otto cycle Rankine cycle ANSWER DOWNLOAD EXAMIANS APP
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