Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by ηm = B.P/I.P ηm = I.P/B.P ηm = (B.P × I.P)/100 None of the listed here ηm = B.P/I.P ηm = I.P/B.P ηm = (B.P × I.P)/100 None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a cycle, the spark lasts roughly for 1 sec 0.001 sec 0.1 sec 0.01 sec 1 sec 0.001 sec 0.1 sec 0.01 sec ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines For the same compression ratio Compression ratio has nothing to do with efficiency Otto cycle is more efficient than the Diesel Both Otto and Diesel cycles are, equally efficient Diesel cycle is more efficient than Otto Compression ratio has nothing to do with efficiency Otto cycle is more efficient than the Diesel Both Otto and Diesel cycles are, equally efficient Diesel cycle is more efficient than Otto ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of the brake power to the indicated power is called Volumetric efficiency Indicated thermal efficiency Overall efficiency Mechanical efficiency Volumetric efficiency Indicated thermal efficiency Overall efficiency Mechanical efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The pressure at the end of compression, in petrol engines, is approximately 25 bar 20 bar 35 bar 10 bar 25 bar 20 bar 35 bar 10 bar ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Pick up the wrong statement about supercharging Supercharging at high altitudes is essential There can be limited supercharging in petrol engines because of detonation Supercharging reduces knocking in diesel engines Supercharging results in fuel economy Supercharging at high altitudes is essential There can be limited supercharging in petrol engines because of detonation Supercharging reduces knocking in diesel engines Supercharging results in fuel economy ANSWER DOWNLOAD EXAMIANS APP