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Railways NTPC (Technical Ability) Internal Combustion Engine (ICE) Question Bank Internal Combustion Engine (ICE)

  • question_answer
                    Which one of following quantities is assumed constant for an internal combustion engine while estimating its friction power by extrapolation through Willan's line?                                 

    A) Brake thermal efficiency                  

    B) Indicated thermal efficiency               

    C) Mechanical efficiency                    

    D) Volumetric efficiency       

    Correct Answer: B

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