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EAMCET Medical EAMCET Medical Solved Paper-1999

  • question_answer
    An air bubble doubles its radius on raising from the bottom of water reservoir to the surface of water in it. if the atmospheric pressure is equal to 10 m of water, the height of water in the reservoir is:

    A)  10 m                                    

    B)  20 m

    C)  70 m                                    

    D)  80 m

    Correct Answer: C

    Solution :

                     From relation, \[h=({{n}^{3}}-1)H,n=2\] \[h=[{{(2)}^{3}}-1]\times 10=70\,\,m\]


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