Physics · 2013
NEET 2013 · 18 May · Code Y · Q119
The density of water at 20°C is 998 kg / m^3 and at 40^° C 992 kg / m^3. The coefficient of volume expansion of water is:
The density of water at $\displaystyle 20$°C is $\displaystyle 998 \mathrm{~kg} / \mathrm{m}^3$ and at $\displaystyle 40^{\circ} \mathrm{C} 992 \mathrm{~kg} / \mathrm{m}^3$. The coefficient of volume expansion of water is :
Official answer
(3)
$\displaystyle 3 \times 10^{-4} /{ }^{\circ} \mathrm{C}$
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