Internal Combustion Engines Air fuel ratio for idling speed of a petrol engine is approximately 0.62569444444444 0.042361111111111 0.41736111111111 0.20902777777778 0.62569444444444 0.042361111111111 0.41736111111111 0.20902777777778 ANSWER DOWNLOAD EXAMIANS APP
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 The knocking tendency in spark ignition engines may be decreased by Controlling the ignition timing Controlling the exhaust temperature Controlling the air-fuel mixture Reducing the compression ratio Controlling the ignition timing Controlling the exhaust temperature Controlling the air-fuel mixture Reducing the compression ratio ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air-fuel ratio in petrol engines is controlled by Controlling valve opening/closing Carburetion Injection Governing Controlling valve opening/closing Carburetion Injection Governing ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The output of a diesel engine can be increased without increasing the engine revolution or size in following way Feeding more fuel Scavenging Supercharging Heating incoming air Feeding more fuel Scavenging Supercharging Heating incoming air ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The pressure at the end of compression, in diesel engines, is approximately 25 bar 20 bar 35 bar 10 bar 25 bar 20 bar 35 bar 10 bar ANSWER DOWNLOAD EXAMIANS APP
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