Internal Combustion Engines The inlet value of a four stroke cycle I.C engine remains open for nearly 180° 200° 125° 235° 180° 200° 125° 235° ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines When crude oil is heated, then which of the following hydrocarbon is given off first? Kerosene Gasoline Paraffin Natural gas Kerosene Gasoline Paraffin Natural gas ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The expansion of fuel in a four stroke cycle diesel engine May start and end anywhere Starts at top dead center and ends at 30° after top dead center Starts at 15° before top dead center and ends at 30° after top dead center Starts at 15° after top dead center and ends at 30° before bottom dead center May start and end anywhere Starts at top dead center and ends at 30° after top dead center Starts at 15° before top dead center and ends at 30° after top dead center Starts at 15° after top dead center and ends at 30° before bottom dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air standard efficiency of an I.C. engine is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 - rγ - 1 None of these 1 + rγ - 1 1 - (1/rγ - 1) 1 - rγ - 1 None of these 1 + rγ - 1 1 - (1/rγ - 1) ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The brake power of a diesel engine, keeping other parameters constant, can be increased by Increasing the temperature of intake air Decreasing the density of intake air Decreasing the pressure of intake air Increasing the pressure of intake air Increasing the temperature of intake air Decreasing the density of intake air Decreasing the pressure of intake air Increasing the pressure of intake air ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The spark ignition engines are governed by Combination of (B) and (C) Quantitative governing Hit and miss governing Qualitative governing Combination of (B) and (C) Quantitative governing Hit and miss governing Qualitative governing ANSWER DOWNLOAD EXAMIANS APP
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