Internal Combustion Engines The thermal efficiency of petrol and gas engines is about 0.3 0.5 0.7 0.15 0.3 0.5 0.7 0.15 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Engine pistons are usually made of aluminium alloy because it Wear is less Is stronger Is lighter Absorbs shocks Wear is less Is stronger Is lighter Absorbs shocks ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Fuel oil consumption guarantees for I .C. engine are usually based on 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 Calorific value of fuel ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle diesel engine, the compression May start and end anywhere Starts at 40° after bottom dead center and ends at 10° before top dead center Starts at 40° before top dead center and ends at 40° after top dead center Starts at top dead center and ends at 40° before bottom dead center May start and end anywhere Starts at 40° after bottom dead center and ends at 10° before top dead center Starts at 40° before top dead center and ends at 40° after top dead center Starts at top dead center and ends at 40° before bottom dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A spark plug gap is kept from 0.4 to 0.9 mm 0.3 to 0.7 mm 0.6 to 1.0 mm 0.2 to 0.8 mm 0.4 to 0.9 mm 0.3 to 0.7 mm 0.6 to 1.0 mm 0.2 to 0.8 mm ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Stoichiometric ratio is Chemically correct air-fuel ratio by volume Chemically correct air-fuel ratio by weight Actual air-fuel ratio for maximum efficiency None of these Chemically correct air-fuel ratio by volume Chemically correct air-fuel ratio by weight Actual air-fuel ratio for maximum efficiency None of these ANSWER DOWNLOAD EXAMIANS APP
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