RAJASTHAN PMT Rajasthan - PMT Solved Paper-2010

  • question_answer
      If\[{{t}_{1/2}}\]is the half-life of a substance then\[{{t}_{3/4}}\]is the time in which substance

    A)  decays\[\frac{\text{3}}{\text{4}}\text{th}\]      

    B)  remains\[\frac{\text{3}}{\text{4}}\text{th}\]

    C)  decays\[\frac{1}{2}\text{th}\]        

    D)         remains\[\frac{1}{2}\text{th}\]

    Correct Answer: A

    Solution :

    You must remember that \[{{t}_{1/2}}\] is time in which substance decays half. Hence, in \[{{t}_{3/4}}\] time substance decays\[\frac{3}{4}\text{th}\].


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