In an experiment with DULONG and PETIT apparatus, the column of the liquid stood at 60 cm at 0 $^{0}$ C and 5 cm higher at 100 $^{0}$ C .Then coefficient of real expansion of that liquid is :

\frac{6}{5000} /^{0} C

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\frac{3}{5000} /^{0} C

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\frac{5}{6000} /^{0} C

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\frac{5}{3000} /^{0} C

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Solution

The correct option is C $\frac{5}{6000} /^{0} C$
Change in volume of the liquid=Initial volume $\times$ coefficient of expansion $\times$ Change in temperature
$⟹ A Δ h = A h_{0} \times γ Δ T$
$⟹ γ = \frac{Δ h}{h_{0} Δ T} = \frac{5}{6000} /^{\circ} C$

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In an experiment with DULONG and PETIT apparatus, the column of the liquid stood at 60 cm at 00C and 5 cm higher at 1000C .Then coefficient of real expansion of that liquid is :

The correct option is C 56000/0CChange in volume of the liquid=Initial volume × coefficient of expansion × Change in temperature⟹AΔh=Ah0×γΔT⟹γ=Δhh0ΔT=56000/∘C

In an experiment with DULONG and PETIT apparatus, the column of the liquid stood at 60 cm at 0 $^{0}$ C and 5 cm higher at 100 $^{0}$ C .Then coefficient of real expansion of that liquid is :

The correct option is C $\frac{5}{6000} /^{0} C$
Change in volume of the liquid=Initial volume $\times$ coefficient of expansion $\times$ Change in temperature
$⟹ A Δ h = A h_{0} \times γ Δ T$
$⟹ γ = \frac{Δ h}{h_{0} Δ T} = \frac{5}{6000} /^{\circ} C$