Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by None of the listed here ηm = (B.P × I.P)/100 ηm = I.P/B.P ηm = B.P/I.P None of the listed here ηm = (B.P × I.P)/100 ηm = I.P/B.P ηm = B.P/I.P ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The basic requirement of a good combustion chamber is High thermal efficiency and power output Minimum turbulence Low compression ratio Low volumetric efficiency High thermal efficiency and power output Minimum turbulence Low compression ratio Low volumetric efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air standard efficiency of an Otto cycle compared to diesel cycle for the given compression ratio is More or less depending on power rating Same Less More More or less depending on power rating Same Less More ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In order to eliminate knocking in compression ignition engines, there should be Low compression ratio Late auto-ignition Short delay period High self ignition temperature of fuel Low compression ratio Late auto-ignition Short delay period High self ignition temperature of fuel ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following is false statement?Excess quantities of sulphur in diesel fuel are Objectionable because it may cause the following Formation of hard coating on piston skirts Piston ring and cylinder wear Detonation Oil sludge in the engine crank case Formation of hard coating on piston skirts Piston ring and cylinder wear Detonation Oil sludge in the engine crank case ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which is more viscous lube oil? SAE 70 SEA 30 SAE 80 SAE 50 SAE 70 SEA 30 SAE 80 SAE 50 ANSWER DOWNLOAD EXAMIANS APP
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