Internal Combustion Engines The air-fuel ratio in petrol engines is controlled by Carburetion Injection Governing Controlling valve opening/closing Carburetion Injection Governing Controlling valve opening/closing ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A flow in which the quantity of liquid flowing per second is constant, is called __________ flow. Unsteady Streamline Turbulent Steady Unsteady Streamline Turbulent Steady ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The inlet valve of a four stroke cycle internal combustion engine remains open for 270° 180° 230° 130° 270° 180° 230° 130° ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In order to eliminate knocking in compression ignition engines, there should be Low compression ratio High self ignition temperature of fuel Short delay period Late auto-ignition Low compression ratio High self ignition temperature of fuel Short delay period Late auto-ignition ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The delay period in compression ignition engines depends upon 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 Nature of the fuel mixture strength ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by ηm = (B.P × I.P)/100 ηm = I.P/B.P ηm = B.P/I.P None of these ηm = (B.P × I.P)/100 ηm = I.P/B.P ηm = B.P/I.P None of these ANSWER DOWNLOAD EXAMIANS APP
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