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12 solid spheres of the same radii are made by melting a solid metallic cylinder of base diameter 2cm and height 16cm. Find the diameter of the each sphere. |
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Answer» πR2H = 12 x \(\frac{4}{3}πr^3\) 1 x 1 x 16 = \(\frac{22}{7}\) x r3 x 12 r3 = 1 r = 1 d = 2cm |
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