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QA – Placement Quizzes | Mensuration 3D | Question 11

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Given: A cylindrical container of radius 4 cm contains some fluid. A solid sphere of radius 3 cm is lowered into the fluid until it is completely immersed in it. Find by how the level of fluid in the vessel will rise.

(A)

5/8 cm

(B)

9/4 cm

(C)

3/7 cm

(D)

9/13 cm


Answer: (B)

Explanation:

Volume of the sphere = 4/3 * π * r³ = 4/3 * π * 3³ Volume of fluid displaced = π * r² * h = π * 4² * h Given, Volume of fluid displaced = Volume of sphere π * 4² * h = 4/3 * π * 3³ h = 4/3 * 3³ / 4² = 9/4


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Last Updated : 28 Jun, 2021
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