Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by ηm = (B.P × I.P)/100 ηm = B.P/I.P None of these ηm = I.P/B.P ηm = (B.P × I.P)/100 ηm = B.P/I.P None of these ηm = I.P/B.P ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle petrol engine, the compression Starts at 40° before bottom dead centre and ends at 30° after bottom dead centre Starts at 40° after bottom dead centre and ends at 30° before top dead centre May start and end anywhere Starts at bottom dead centre and ends at top dead centre Starts at 40° before bottom dead centre and ends at 30° after bottom dead centre Starts at 40° after bottom dead centre and ends at 30° before top dead centre May start and end anywhere Starts at bottom dead centre and ends at top dead centre ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A petrol engine, during suction stroke draws None of these Air only A mixture of petrol and air Petrol only None of these Air only A mixture of petrol and air Petrol only ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A carburettor is used to supply Air and diesel Petrol, air and lubricating oil Petrol and lubricating oil Petrol and air Air and diesel Petrol, air and lubricating oil Petrol and lubricating oil Petrol and air ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermodynamic cycle on which the petrol engine works, is Otto cycle Stirling cycle Rankine cycle Joule cycle Otto cycle Stirling cycle Rankine cycle Joule cycle ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The purpose of testing an internal combustion engine is To conform the data used in design, the validity of which may be doubtful To determine the information, which cannot be obtained by calculations To satisfy the customer regarding the performance of the engine All of these To conform the data used in design, the validity of which may be doubtful To determine the information, which cannot be obtained by calculations To satisfy the customer regarding the performance of the engine All of these ANSWER DOWNLOAD EXAMIANS APP
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