Question

how can we determine the lower fixed point in a newly made thermometer​

Answer 1

Answer:

The lower fixed point is determined by the temperature of pure melting ice and the upper fixed point is determined by temperature of pure boiling water. Once the Upper and lower points are fixed, we can now define a temperature scale. respectively.

Explanation:

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Answer 2

Answer:

The lower fixed point is determined by the temperature of pure melting ice and the upper fixed point is determined by temperature of pure boiling water. Once the Upper and lower points are fixed, we can now define a temperature scale. Note: There are many thermometers which use different temperature scales.