Question

(a) Why does the reading of the temperature of thermometer T2 decrease up to time to when
the reading of the thermometer Tiremains unchanged?​

Answer 1

Answer:

Then the temperature recorded by the lower thermometer T2 remains constant at 4⁰c. ... as the freezing mixture cools the water in the central position of the cylinder, the water contracts.so the density of water increses and sinks to bottom thus decreasing the temperature of lower thermometer T2 to fall rapidly.

Explanation:

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