Internal Combustion Engines In a four stroke cycle petrol engine, the charge is ignited at 30° before top dead center 30° before bottom dead center 30° after top dead center 30° after bottom dead center 30° before top dead center 30° before bottom dead center 30° after top dead center 30° after bottom dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The _________ engines can work on very lean mixture of fuel. Compression ignition None of these Spark ignition Both (A) and (B) Compression ignition None of these Spark ignition Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If petrol is used in a diesel engine, then Black smoke will be produced Efficiency will be low Higher knocking will occur Low power will be produced Black smoke will be produced Efficiency will be low Higher knocking will occur Low power will be produced ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The basic requirement of a good combustion chamber is Low volumetric efficiency Low compression ratio Minimum turbulence High thermal efficiency and power output Low volumetric efficiency Low compression ratio Minimum turbulence High thermal efficiency and power output ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Stoichiometric ratio is Chemically correct air-fuel ratio by volume Actual air-fuel ratio for maximum efficiency None of these Chemically correct air-fuel ratio by weight Chemically correct air-fuel ratio by volume Actual air-fuel ratio for maximum efficiency None of these Chemically correct air-fuel ratio by weight 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
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