Railways Sample Paper RRB (Assistant Loco Pilot) Sample Test Paper-3

  • question_answer
    The humidity of air measured in percentage is called

    A)  absolute humidity      

    B)  specific humidity

    C)  relative humidity     

    D)  all of these

    Correct Answer: C

    Solution :

    The amount of water vapour in the air at any given time is usually less than that required to saturate the air. The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density Relative Humidity \[=\frac{actual\text{ }vapor\text{ }density~~~}{~saturation\text{ }vapor\text{ }density}\times 100%\].


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