Railways Sample Paper RRB (Assistant Loco Pilot) Sample Test Paper-5

  • question_answer
    What is the height of a cylinder that has the same volume and radius as a sphere of diameter 12 cm?

    A)  8 cm              

    B)  7 cm  

    C)         10 cm            

    D)         9 cm

    Correct Answer: A

    Solution :

    Volume of cylinder = volume of sphere   (Given) \[\pi {{r}^{2}}h=\frac{4}{3}\pi {{r}^{3}}\] \[h=\frac{4}{3}r\] \[h=\frac{4}{3}\times 6cm=8cm\]


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