Railways R.R.C. (Gorakhpur) Solved Paper Held on 2nd Shift 30-11-2014

  • question_answer
    A cylindrical drum of 70 cm radius is 1 m high. How much water can it store?

    A) 15.4 L              

    B) 154 L

    C) 1540 L             

    D) 15400 L

    Correct Answer: C

    Solution :

    Quantity of water it can store \[=\pi \,\,{{\left( \frac{70}{100} \right)}^{2}}\times 1\] \[=\frac{22}{7}\times \frac{7}{10}\times \frac{7}{10}\times 1\] \[=1.54\,\,{{m}^{3}}\] \[=1.54\times 1000\,\,L\] \[=1540\,\,L\]


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