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| 1. |
The lower end of a capillary tube of radius 2.00mm is dipped 10.00cm below the surface of water in a beaker. Calculate the pressure within a bubble blown at its end in water, in excess of atmospheric pressure. [Surface tension of water\[72\times {{10}^{-3}}N/m\]] |
| A. | \[718N{{m}^{-2}}\] |
| B. | \[912N{{m}^{-2}}\] |
| C. | \[1160N{{m}^{-2}}\] |
| D. | \[1052N{{m}^{-2}}\] |
| Answer» E. | |