Internal Combustion Engines A flow in which the quantity of liquid flowing per second is constant, is called __________ flow. Turbulent Unsteady Streamline Steady Turbulent Unsteady Streamline Steady ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If the compression ratio in I.C. engine increases, then its thermal efficiency will Decrease Remain same None of these Increase Decrease Remain same None of these Increase ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by ηm = I.P/B.P ηm = (B.P × I.P)/100 None of these ηm = B.P/I.P ηm = I.P/B.P ηm = (B.P × I.P)/100 None of these ηm = B.P/I.P ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following statement is correct regarding petrol engines? A fine fuel spray mixed with air is ignited by the heat of compression which is at a high pressure The fuel is first evaporated after passing through a carburettor and is mixed with air before ignition All of these The fuel supplied to the engine cylinder is mixed with necessary amount of air and the mixture in ignited with the help of a spark plug A fine fuel spray mixed with air is ignited by the heat of compression which is at a high pressure The fuel is first evaporated after passing through a carburettor and is mixed with air before ignition All of these The fuel supplied to the engine cylinder is mixed with necessary amount of air and the mixture in ignited with the help of a spark plug ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of a standard Otto cycle for a compression ratio of 5.5 will be 0.7 0.25 0.5 1 0.7 0.25 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle petrol engine, the charge is ignited at 30° after bottom dead center 30° after top dead center 30° before top dead center 30° before bottom dead center 30° after bottom dead center 30° after top dead center 30° before top dead center 30° before bottom dead center ANSWER DOWNLOAD EXAMIANS APP
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