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The radius of two cylinder of …

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The radius of two cylinder of the same height are in the ratio 4:5,then find the ratio of their volumes

    • Posted by Alka Chauhan 4 years, 7 months ago

    CBSE > Class 09 > Mathematics
    • 1 answers

    Yogita Ingle 4 years, 7 months ago

    Let r1 and r2 be radii of two cyclinder and V1, V2  be their volume . 

    Let h be height of the two cyclinders, then  

     V1 = πr2h and V2  =  πr22h 

    ∴  V1 /  V2 =  πr12h /  πr22h  = r12 / r22 = 16 / 25 . 

    0Thank You

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