Properties of mercury thermometer
WebDec 14, 2011 · Mercury thermometers have typically been employed for measurements in the range of -38 o C to 400 o C. Similar liquid-in-glass designs employing an organic fluid can have a range of -196 o C to 150 o C, depending on the fluid properties. "Out of the box" accuracy for such devices is generally about one scale division. WebMay 21, 2024 · Mercury has a lower coefficient of expansion, compared with alcohol. Thermometers are a useful thing to have in your home. You can use one to detect a fever, …
Properties of mercury thermometer
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WebMercury. Mercury is used primarily for the manufacture of industrial chemicals or for electrical and electronic applications. However, because of its toxicity, many uses of mercury are being phased out or are under review. It is used in some thermometers, especially ones which are used to measure high temperatures. WebAug 2, 2016 · The physical properties and characteristics of the materials that we test are influenced, as least in part, by temperature. Inarguably, accurate temperature measurement is one of the most critical components of laboratory testing. ... Mercury thermometers can be used in temperatures ranging from about -38 to 350°C. The use of a mercury ...
WebChemical properties of mercury - Health effects of mercury - Environmental effects of mercury. Atomic number. 80. Atomic mass. 200.59 g.mol-1. ... However, when a thermometer will break a significantly high exposure to mercury through breathing will occur for a short period of time while it vaporizes. This can cause harmful effects, such as ... WebApr 21, 2024 · Mercury thermometers work on the simple principle of expansion: when the filling material is heated by the environment, it expands and rises in the glass tube. The scale marked on it is exactly matched to the physical values of mercury and the tube diameter of the glass, so that the temperature can be read easily.
WebSep 28, 2024 · A mercury thermometer consists of liquid mercury in a glass bulb attached to a thin, enclosed tube. As the temperature increases, the mercury expands. ... Liquid crystals have the properties of ... WebA mercury thermometer is a thermometer that uses mercury as a filler. When the hot temperature is absorbed by the mercury, the mercury will expand and begin to rise to a point that indicates the temperature of the object. However, when the temperature drops, the position of the mercury remains in place.
WebPhysical Properties. Mercury cannot be used below the temperature at which it becomes solid, -38.83 °C (-37.89 °F). If the thermometer contains nitrogen, the gas may flow down into the column when the mercury solidifies and be trapped there when the temperature rises, making the thermometer unusable until returned to the factory for reconditioning.
WebSep 12, 2024 · Any physical property that depends consistently and reproducibly on temperature can be used as the basis of a thermometer. For example, volume increases … is hunter jill\u0027s sonWebApr 27, 2024 · However, conducting heat isn’t the only property mercury has in its toolkit and it turns out isn’t as important as you might think to work in a thermometer.. Mercury is a liquid at most temperatures we find naturally on the surface of our planet (it freezes to a solid at – 38.9 °C and boils to become a gas at 356.7 °C) it is one of only ... sacred heart catholic school mnWebPhysical Properties. Mercury cannot be used below the temperature at which it becomes solid, -38.83 °C (-37.89 °F). If the thermometer contains nitrogen, the gas may flow down … sacred heart catholic school reedsburgWebMercury is used mostly in thermometers because of the following properties: It is visible. It has a low freezing point (-39 °C). It has a very high boiling point (357 °C). It expands linearly. It gives accurate measurements. It is a good conductor of heat. Fast response time. It has a wide range of temperatures. is hunter long related to howie longWebA thermometer has two important elements: (1) a temperature sensor (e.g. the bulb of a mercury-in-glass thermometer or the pyrometric sensor in an infrared thermometer) in which some change occurs with a change in … sacred heart catholic school goldthorpehttp://www.excelatphysics.com/thermometer.html is hunter hunter still goingWebProperties of Thermometric Liquid. The liquid that is used in the thermometer needs to have some properties, and they are listed below: The liquid used should be visible. The thermal … is hunter hayes married