Internal Combustion Engines The fuels in order of decreasing knock tendency for spark ignition engines are Paraffin, aromatic, napthene Napthene, paraffin, aromatic Paraffin, napthene, aromatic Napthene, aromatics, paraffin Paraffin, aromatic, napthene Napthene, paraffin, aromatic Paraffin, napthene, aromatic Napthene, aromatics, paraffin ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In order to prevent knocking in spark ignition engines, the charge away from the spark plug should have Low temperature All of these Low density Long ignition delay Low temperature All of these Low density Long ignition delay ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by ηm = I.P/B.P ηm = B.P/I.P None of these ηm = (B.P × I.P)/100 ηm = I.P/B.P ηm = B.P/I.P None of these ηm = (B.P × I.P)/100 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The tangential velocity of the water element having a free vortex is Inversely proportional to its (distance)2 from the centre Directly proportional to its (distance)2 from the centre Inversely proportional to its distance from the centre Directly proportional to its distance from the centre Inversely proportional to its (distance)2 from the centre Directly proportional to its (distance)2 from the centre Inversely proportional to its distance from the centre Directly proportional to its distance from the centre ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Fuel oil consumption guarantees for I .C. engine are usually based on Calorific value of fuel Low heat value of oil Net calorific value of oil High heat value of oil Calorific value of fuel Low heat value of oil Net calorific value of oil High heat value of oil ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The size of inlet valve of an engine in comparison to exhaust valve is Same More/less depending on capacity of engine More Less Same More/less depending on capacity of engine More Less ANSWER DOWNLOAD EXAMIANS APP
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