A Solid Wooden Sphere of Volume 0

question 58

Multiple Choice

A solid wooden sphere of volume 0.0100 m³ floats freely exactly one-half submerged in a liquid of density 800 kg/m³.A lightweight cord is now tied to the sphere and is used to pull the sphere under the surface and hold it completely submerged.What is the tension in the cord?

• A)zero
• B)2.00 N
• C)39.2 N
• D)4.00 N
• E)78.4 N

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