SM0486
Figure 4.
Mercury-in-Glass Thermometer
(2) You can see that the temperature has caused an expansion of the mercury
The temperature indicated by the scales is about 33C.
in the tube.
Using the
conversion formula previously stated, we can convert the reading taken from the
Celsius scale to a value on the Fahrenheit scale.
Our primary concern in the discussion of the mercury-in-glass thermometer is that
you understand the principle involved in its operation. This principle is based on
the expansion of mercury when heated.
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