A capillary tube is dipped in water. Another identical tube is dipped in a soap-water solution. Which of the following shows the relative nature of the liquid columns in the two tubes ? |
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a) |
b) |
c) |
d) |
A capillary tube is dipped in water. Another identical tube is dipped in a soap-water solution. Which of the following shows the relative nature of the liquid columns in the two tubes ? |
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a) |
b) |
c) |
d) |
(c) Soap solution has lower surface tension, T as compared to pure water and capillary rise so is less for soap solution. |