In liquid in metal thermometers also referred to as liquid filled thermometers a liquid is used as a thermometric substance in the same way as in liquid in glass thermometers.
Liquid metal used in thermometers.
It s used in thermometers because it has high coefficient of expansion.
Hence the slightest change in temperature is notable when it s used in a thermometer.
Silver liquid indicates that the thermometer contains mercury while red liquid is alcohol to which red coloring has been added.
Function the liquid in a thermometer typically stays in a bulb at the bottom of the device.
1 a temperature sensor e g.
Mercury can be used in thermometers.
In addition mercury is the only metal that is a liquid at room temperature making it an attractive candidate.
Mercury is the only one in liquid state at room temperature.
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 temperature.
It is also cheap to acquire and very accurate at measuring high temperatures.
Because liquids expand as temperatures rise the.
Although uncommon in modern thermometers a clear color indicates water.
And 2 some means of converting this.
A thermometer is a device that measures temperature or a temperature gradient the degree of hotness or coldness of an object.
A thermometer has two important elements.
Most metals are good conductors of heat and they are solids at room temperature.
Another substance used in glass thermometers is alcohol.