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Internal Combustion Engines?

A four cylinder SI engine running at 1200 rpm gives 18.87kW as brake power.When one cylinder missed firing the average torque was 100 Nm. Calculate the indicated thermal efficiency if the CV of fuel is 42 MJ/kg.The engine uses 0.335 kg of fuel per kW/h.What is mechanical efficiency?

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  • ?
    Lv 7
    8 years ago
    Favorite Answer

    sounds like you're too lazy to do the arithmetic. Well, so am I, but it's your homework.

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