Internal Combustion Engines In a four stroke cycle petrol engine, the expansion Starts at 30° after top dead center and ends at 50° after bottom dead center Starts at top dead center and ends at bottom dead center May start and end anywhere Starts at 30° before top dead center and ends at 50° before bottom dead center Starts at 30° after top dead center and ends at 50° after bottom dead center Starts at top dead center and ends at bottom dead center May start and end anywhere Starts at 30° before top dead center and ends at 50° before bottom dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Air fuel ratio for idling speed of a petrol engine is approximately 0.20902777777778 0.41736111111111 0.62569444444444 0.042361111111111 0.20902777777778 0.41736111111111 0.62569444444444 0.042361111111111 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle, the minimum temperature inside the engine cylinder occurs at the Beginning of exhaust stroke End of exhaust stroke Beginning of suction stroke End of suction stroke Beginning of exhaust stroke End of exhaust stroke Beginning of suction stroke End of suction stroke ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A flow in which the quantity of liquid flowing per second is constant, is called __________ flow. Streamline Unsteady Turbulent Steady Streamline Unsteady Turbulent Steady ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air standard efficiency of an I.C. engine is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 - rγ - 1 None of these 1 + rγ - 1 1 - (1/rγ - 1) 1 - rγ - 1 None of these 1 + rγ - 1 1 - (1/rγ - 1) ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The loud pulsating noise heard within the cylinder of an internal combustion engine is known as Supercharging Detonation Pre-ignition Turbulence Supercharging Detonation Pre-ignition Turbulence ANSWER DOWNLOAD EXAMIANS APP
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