When a capillary tube is immersed in water vertically, water rises to a height ' $\mathrm{h}^{\prime}$…
When a capillary tube is immersed in water vertically, water rises to a height ' $\mathrm{h}^{\prime}$ inside the tube. If the radius of another capillary tube is $\frac{1}{3}$ that of the previous, the
height to which water will rise in this tube, is