Internal Combustion Engines The brake power of a diesel engine, keeping other parameters constant, can be increased by Decreasing the pressure of intake air Increasing the pressure of intake air Decreasing the density of intake air Increasing the temperature of intake air Decreasing the pressure of intake air Increasing 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 mechanical efficiency (ηm) of the engine is given by 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 ηm = I.P/B.P ηm = B.P/I.P None of these ANSWER DOWNLOAD EXAMIANS APP
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 Iso-octane (C₈H₁₈) has octane number of 0 120 50 100 0 120 50 100 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The voltage required to produce a spark across the gap, between the sparking points is 4000 to 6000 volts 2000 to 4000 volts 10,000 to 12,000 volts 6000 to 10,000 volts 4000 to 6000 volts 2000 to 4000 volts 10,000 to 12,000 volts 6000 to 10,000 volts ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The theoretically correct mixture of air and petrol is 25 : 1 10 : 1 15 : 1 20 : 1 25 : 1 10 : 1 15 : 1 20 : 1 ANSWER DOWNLOAD EXAMIANS APP
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