Question
Observe the figure and answer the question provided below the figure.
Why does tube B show higher water rise than A.
Observe the figure and answer the question provided below the figure.
Why does tube B show higher water rise than A.
✓
Answer
Rise in water in the tubes is due to surface tension. Surface tension is inversely proportional to surface area. Surface area is less in narrow tube which, therefore has more surface tension and hence shows higher rise in water level.
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