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AnilSinghBora
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A capsule of medicine is in the shape of a sphere of diameter 3.5mm. How much medicine (in mm3) is needed to fill this capsule? (Assume π = 22/7) Q.10

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Hello sir i want to know the answer of the question from surface areas and volumes of exercise 13.8 of class 9 of question no.10 of ncert book please give me the best way for solving this question A capsule of medicine is in the shape of a sphere of diameter 3.5mm. How much medicine (in mm3) is needed to fill this capsule? (Assume π = 22/7)

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  1. Diameter of capsule = 3.5 mm

    Radius of capsule, say r = diameter/ 2 = (3.5/2) mm = 1.75mm

    Volume of spherical capsule = 4/3 πr3

    Volume of spherical capsule = (4/3)×(22/7)×(1.75)3 = 22.458

    Answer: The volume of the spherical capsule is 22.46 mm3.

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