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MGIMS WARDHA MGIMS WARDHA Solved Paper-2013

  • question_answer
    The length, breath and thickness of a block are given by\[l=12\text{ }cm,\text{ }b=6\text{ }cm\]and\[t=2.45\text{ }cm\]. The volume of the block according to the idea of significant figure should be

    A)  \[1\times {{10}^{2}}c{{m}^{2}}\]             

    B)  \[2\times {{10}^{2}}c{{m}^{3}}\]

    C)  \[1.763\times {{10}^{2}}c{{m}^{2}}\]                     

    D)  None of these

    Correct Answer: B

    Solution :

                    \[V=Ibh\] \[=12\times 6\times 2.45\] \[=1.76\times {{10}^{2}}c{{m}^{2}}\] \[V=2\times {{10}^{2}}c{{m}^{3}}\]         


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