Measurements and Instrumentations
What is measurement?
What is instrumentation?
The device used for comparing the unknown quantity with the unit of measurement or a standard quantity is called measuring instrument and the quantity to be measured is called measurand.
The example of electrical parameter measuring instrument is multimeter. A multimeter measures the Current, Voltage and Resistance of the system which it is connected to.
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The process of measurement is basically dependent upon the specification of standard quantities or units. These units have almost been for each physical quantity. For instance the standard unit of length is meter. There is a standard system of base units from which we can derive many other units. These derived units are also used similarly for measurements.There are many systems of units in use like; imperial system,metric system and SI system of units.