Since it is fairly easy to tell when the temperature is high or low, why do we need thermometers, thermistors, and other devices for measuring temperature?
Jul 2, 2017
For precise and accurate measurement of temperature.
Since various applications in life involve knowing the exact temperature, so we need these equipments.
- If the body temperature varies by only some degrees it can make a big difference on our health.
- In various situations such as nuclear power plants, factories,etc., slight changes in temperature make a lot of difference.