Define servo system. Draw the block diagram of DC Servo System.

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Answer :

Definition: Servo system is defined as automatic feedback control system working on error signals giving the output as mechanical position, velocity or acceleration. 

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1) The servo system consists of error detector, amplifier, motor as controller, load whose position is to be changed. 2) DC servo system consists of potentiometer as a error detector, DC amplifier, DC motor, DC gear system and the DC load whose position is to be changed. 

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