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Unformatted text preview: ontrol Systems Control systems gather information through sensors, and compute the necessary action to control a physical process. A simple example is the temperature controller of a room. Here a thermostat compare the room temperature with a set value and accordingly switches the system ON or OFF. 6 EE1002 Introduction to Circuits and Systems d) e) f) g) h) Electromagnetics It is the study and application of electric and magnetic fields. Products like Microwave oven, cellular phone, television antennas are examples of this field. Electronics It is the study and application of materials, devices, and circuits used in amplifyingand switching electrical signals. Transistors are most commonly used electronics devices which are used in nearly all places of electrical information and energy handling systems. Photonics Photonics is the study of manipulation of photons instead of manipulation of electrons as in the field of electronics. It includes light generation by lasers and light‐emitting diodes, transmission of light through optic...
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This document was uploaded on 01/20/2014.

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