basic electronic engg unit 5, Study notes of Basic Electronics

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ra 2 Sensors coer Sein Om) of a sensoy— f\ sensev js a device which deans OMe forrn of ereray aM pidduces cotvecponding efectrica) signa, Pehoison of a tamsducer A transducer ls a device that COMvErts one farm of enegy into anotter dyn of enegy, Thus senwr je a type ot dranaducer, Classificaton of sensors / Heaneducers — The sensors are classified based upon Various asperts as fol fous. BY Based upon dvaneductien tnntiple- |e Resistive sensors — The output of fedefive sensors 1s charye Wn mtesisarce covesponding to chaye Wn bmeacuvand, uge, Tesistine temperature defector C RTD), Examples— Shain 9a Therm) stor ; a1 Capacitive SENnsoyS— The ovtprd ot capacitive sensor js charye 1 Capacitane corresronding do change Wn Meassard, Ss, Tnluctive sensove— The output of Inductive sensor Js charye Inductance @rvespording fo charye | measwand, Exarples~ Linear vanable ditfecential dvanstamec (LV 01) Ax, Plezocleatrie senuor— It converts pressure signal jnto eleohed S44. 5, Thermoclecte sensor — _Bramples Theritocaple 6, Phepvolinic sensor/phobelectic sensor= Tet asnwmta has charge jo eleotnca) properties due “Jo ilded light Bramples — Solar cell, COR, Prof diode 74 converts Therma energy sho Vo lage sive}