MCQ
Dry ice is
- AIce cube
- BSodium chloride
- CLiquid nitrogen
- ✓Solid carbon dioxide
Therefore it is called dry ice.
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($AV$) $\vec{u}_0=\sqrt{2 g h} \hat{x}$ ($B$) $\vec{v}=\sqrt{2 g h}(\hat{x}-\hat{z})$ ($C$) $\theta=60^{\circ}$ ($D$) $d / h_1=2 \sqrt{3}$

[specific heat of aluminium $= 0.91\,J/g\,\,^oc$ ]

