Internal Combustion Engines The thermal efficiency of petrol and gas engines is about 0.7 0.3 0.5 0.15 0.7 0.3 0.5 0.15 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Scavenging is usually done to increase Power output Thermal efficiency Fuel consumption Speed Power output Thermal efficiency Fuel consumption Speed ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle engine, the sequence of operations is Compression, expansion, suction and exhaust Suction, expansion, compression and exhaust Suction, compression, expansion and exhaust Expansion, compression, suction and exhaust Compression, expansion, suction and exhaust Suction, expansion, compression and exhaust Suction, compression, expansion and exhaust Expansion, compression, suction and exhaust ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Pre-ignition is caused by the spontaneous combustion of the mixture before the end of the compression stroke, and is due to Any one of the listed here Red hot carbon deposits on cylinder walls Overheated spark plug points Cylinder walls being too hot Any one of the listed here Red hot carbon deposits on cylinder walls Overheated spark plug points Cylinder walls being too hot ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by 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 ηm = (B.P × I.P)/100 ηm = B.P/I.P ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following is false statement? Some of the methods used to reduce diesel smoke are as follows Avoidance of overloading Using additives in the fuel Increasing the compression ratio Adherence to proper fuel specification Avoidance of overloading Using additives in the fuel Increasing the compression ratio Adherence to proper fuel specification ANSWER DOWNLOAD EXAMIANS APP
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