Question

What is needed to calibrate a thermometer?

   What is needed to calibrate a thermometer?

Physics Laboratory Experiments

Physics Laboratory Experiments

Jerry D. Wilson,… 8th Edition

Chapter 18, Problem 4

Instant Answer

Solved by Expert James Stenhouse

06/18/2020

Step 1

Reference points: You need at least two reference points with known temperatures to calibrate a thermometer. Common reference points are the freezing point of water (0°C or 32°F) and the boiling point of water (100°C or 212°F) at sea level. Show more…

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What is needed to calibrate a thermometer?

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Key Concepts

Fixed Point Calibration

Fixed point calibration involves using known, stable physical phenomena—such as phase changes at specific temperatures—as reference points. These fixed points, due to their reproducibility and consistency, are crucial for accurately aligning the thermometer's scale with true temperature values.

Reference Standard

A reference standard is a measurement or device that has been established as having a very high accuracy and reliability. It serves as the definitive point of comparison for calibration, ensuring that the thermometer’s readings can be trusted to correspond to true temperature values.

Calibration

Calibration is the process of verifying and adjusting the accuracy of a measuring instrument by comparing its readings to a known standard. This ensures that the instrument provides accurate measurements and conforms to established scientific or regulatory benchmarks.

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