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

  • question_answer Suppose, the mean body surface temperature of a certain unclothed person is \[30{}^\circ C,\] the mean temperature of surrounding surfaces is \[21{}^\circ C\] and the air within the room is at \[32{}^\circ C,\] 90 per cent RH, then the person will lose maximum body heat by:

    A) Convection

    B) Radiation

    C) Mass transfer

    D) Convection, radiation mass transfer

    Correct Answer: D


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