A spherical drop of water has 1 mm radius. If the surface tension of water is , then the difference of pressure between inside and outside of the spherical drop is |
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a) |
b) |
c) |
d) |
Zero |

A spherical drop of water has 1 mm radius. If the surface tension of water is , then the difference of pressure between inside and outside of the spherical drop is |
|||||||

a) |
b) |
c) |
d) |
Zero |

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