Sarthaks Test
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An aluminium sphere is dipped into water. Which of the following is true?

(a) Buoyancy will be less in water at 0°C than that in water at 4°C. 

(b) Buoyancy will be more in water at 0°C than that in water at 4°C. 

(c) Buoyancy in water at 0°C will be same as that in water at 4°C. 

(d) Buoyancy may be more or less in water at 4°C depending on the radius of the sphere.

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(a) Buoyancy will be less in water at 0°C than that in water at 4°C. 

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