Задача id16476

In communicating vessels, connected by a thin tube with a plug sliding in it, there is kerosene, in one vessel at t1 = 20°C, in the other at t2 = 80°C. What is the ratio of the heights of the kerosene columns in the vessels if the coefficient of volumetric expansion of kerosene b = 1.0·10-3 K-1?

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