The word electronics is derived from electron which is present in all materials.
The branch of science and engineering that deals with the flow of electronics through vacuum or gas or semiconductor is known as electronics. that means the branch which essentially deals with electronics devices and their utilization.
Its are widely used in-
(i). In Communications
(ii). In Industrial
(iii). In Medical sciences and many more
Note- electronics deals in the micro and milli range of voltage, current and power but it can controls kilo and mega volts, amperes and watts.
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