Internal Combustion Engines In petrol engine, using a fixed octane rating fuel and fixed compression ratio, supercharging will _________ the knocking tendency. Decrease Increase Not effected None of these Decrease Increase Not effected None of these 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 Cylinder walls being too hot Red hot carbon deposits on cylinder walls Overheated spark plug points Any one of the listed here Cylinder walls being too hot Red hot carbon deposits on cylinder walls Overheated spark plug points Any one of the listed here ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The purpose of testing an internal combustion engine is To determine the information, which cannot be obtained by calculations To conform the data used in design, the validity of which may be doubtful All of these To satisfy the customer regarding the performance of the engine To determine the information, which cannot be obtained by calculations To conform the data used in design, the validity of which may be doubtful All of these To satisfy the customer regarding the performance of the engine ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The specific fuel consumption per B.P. hour for a diesel engine is about 0.3 kg 0.2 kg 0.25 kg 0.35 kg 0.3 kg 0.2 kg 0.25 kg 0.35 kg ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of a petrol engine is _________ as compared to diesel engine. Less Same None of these More Less Same None of these More ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The tangential velocity of the water element having a free vortex is Inversely proportional to its distance from the centre Directly proportional to its (distance)2 from the centre Inversely proportional to its (distance)2 from the centre Directly proportional to its distance from the centre Inversely proportional to its distance from the centre Directly proportional to its (distance)2 from the centre Inversely proportional to its (distance)2 from the centre Directly proportional to its distance from the centre ANSWER DOWNLOAD EXAMIANS APP
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