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1. |
Spherical bubbles of diameter 3 mm are observed in the bubble boiling phase of water at 1 atmosphere pressure. Assuming pure water vapour is present inside the bubbles, calculate the temperature of that vapour.Given Surface tension = 73mN/mR/pgfg = 0.000014 |
A. | 119.387 ℃ |
B. | 200.217 ℃ |
C. | 300.217 ℃ |
D. | 400.217 ℃ |
Answer» B. 200.217 ℃ | |