Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by None of these ηm = B.P/I.P ηm = I.P/B.P ηm = (B.P × I.P)/100 None of these ηm = B.P/I.P ηm = I.P/B.P ηm = (B.P × I.P)/100 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a diesel engine, the duration between the time of injection and ignition, is known as Pre-ignition period Period of ignition Delay period Burning period Pre-ignition period Period of ignition Delay period Burning period ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The brake power is the power available At the crank pin In the engine cylinder None of these At the crank shaft At the crank pin In the engine cylinder None of these At the crank shaft ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The purpose of testing an internal combustion engine is To satisfy the customer regarding the performance of the engine All of these To determine the information, which cannot be obtained by calculations To conform the data used in design, the validity of which may be doubtful To satisfy the customer regarding the performance of the engine All of these To determine the information, which cannot be obtained by calculations To conform the data used in design, the validity of which may be doubtful ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A higher compression ratio causes Increase in detonation Any one of these Acceleration in the rate of combustion Pre-ignition Increase in detonation Any one of these Acceleration in the rate of combustion Pre-ignition 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 One-half Twice Equal to Four-times One-half Twice Equal to ANSWER DOWNLOAD EXAMIANS APP
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