Internal Combustion Engines Alpha-methyl-naphthalene (C₁₁ H₁₀) has a cetane number of 100 50 0 120 100 50 0 120 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The brake power of a diesel engine, keeping other parameters constant, can be increased by Increasing the pressure of intake air Decreasing the pressure of intake air Decreasing the density of intake air Increasing the temperature of intake air Increasing the pressure of intake air Decreasing the pressure of intake air Decreasing the density of intake air Increasing the temperature of intake air 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 - (1/rγ - 1) 1 - rγ - 1 1 + rγ - 1 None of these 1 - (1/rγ - 1) 1 - rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following is false statement?Excess quantities of sulphur in diesel fuel are Objectionable because it may cause the following Piston ring and cylinder wear Detonation Oil sludge in the engine crank case Formation of hard coating on piston skirts Piston ring and cylinder wear Detonation Oil sludge in the engine crank case Formation of hard coating on piston skirts ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The _________ engines can work on very lean mixture of fuel. Both (A) and (B) Spark ignition Compression ignition None of these Both (A) and (B) Spark ignition Compression ignition None of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of diesel engines is about 0.7 0.5 0.3 0.15 0.7 0.5 0.3 0.15 ANSWER DOWNLOAD EXAMIANS APP
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