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Deepak Bora
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A solid is in the form of a cylinder with hemispherical ends. The total height of the solid is 20 cm and the diameter of the cylinder is 7 cm. Find the total volume of the solid. (Use Π = 22/7 )

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CBSE 10th Class past year question paper

Year 2019

SET 1, Code number 30/2/1

Question number – 19

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1 Answer

  1. Height of cylinder = 20 – 7 = 13 cm.
    Total volume = π (7/2)² × 13 + (4/3) π (7/2)³
    = (22/7) (49/4) { 13 + (4/3) (7/2) }

    = 680.17 cm³

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