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Showing posts with the label calibration of thermometer

How to calibrate a fluid tube thermometer & explain it to a layman?

by  Maryam Hussain Is temperature depending on the mass or size of a body? Temperature   is a macroscopic characteristic of any system such to which a numerical value can be assigned at a given time without knowledge of the previous behavior, history, of the system. Hence the temperature is an intensive property of a system because its value is independent of the size or extent of a system and may vary from place to place within the system at any moment. If we wish to measure the temperature of an elephant under his left ear and then under his right ear, then it will be same for both of a 500 kg elephant or for a 700 kg elephant. Therefore, the temperature of the whole body is not the sum of the temperatures of the parts of that body . Temperature is a technical term that is quantifies the amount of internal energy possessed by a substance. How to define the temperature? Temperature is defined as the degree of “hotness” or “coldness” of a body. We use our sense o...