How i solve the ncert class 10 question of surface areas and volume . Find the best solution of exercise 13.3 question number 1 . Give me the simplest and easiest solution of this question , also find the best solution of this question.A metallic sphere of radius 4.2 cm is melted and recast into the shape of a cylinder of radius 6 cm. Find the height of the cylinder.
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A metallic sphere of radius 4.2 cm is melted and recast into the shape of a cylinder of radius 6 cm. Find the height of the cylinder. Q.1
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It is given that radius of the sphere (R) = 4.2 cm
Also, Radius of cylinder (r) = 6 cm
Now, let height of cylinder = h
It is given that the sphere is melted into a cylinder.
So, Volume of Sphere = Volume of Cylinder
∴ (4/3)×π×R3 = π×r2×h.
h = 2.74 cm