Calculate the Reynolds number for a sphere with a radius of 15 cm traveling at a steady speed of 2 m/s through a liquid that has a specific gravity of 0.9 and a dynamic viscosity of 0.8 poise.

Fluid Mechanics MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

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Subject
Fluid Mechanicscivil-engineering-mcqs › fluid-mechanics
Published
17 Jan 2019
Last updated
28 May 2026

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Explanation

Given the sphere's radius, velocity, fluid specific gravity, and viscosity, the Reynolds number is computed to be 675.

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