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Physics
In anomalous expansion of water, at what temperature, the density of water is maximum ?
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Q. In anomalous expansion of water, at what temperature, the density of water is maximum ?
KCET
KCET 2014
Thermal Properties of Matter
A
$4^{\circ} C$
41%
B
$<4^{\circ} C$
18%
C
$ > 4^{\circ} C$
31%
D
$10^\circ{C}$
10%
Solution:
When cooled from room temperature liquid water becomes dense, as with other substances, but at approximately $4^{\circ} C$ (39 F), pure water reaches its maximum density. If it is cooled further, it expands to become less dense.