EI6401 Transducer Engineering Important Questions

Unit 1

 Units and standards

 Calibration methods

 Classification of errors, limiting error and probable error

 Error analysis

 Classification of transducers

Unit 2

 Accuracy, precision, resolution, sensitivity, linearity, span and range

 Mathematical model of transducer

 Response to impulse, step, ramp and sinusoidal inputs

Unit 3

 Principle of operation

 characteristics and applications of potentiometer

 strain gauge,

 Thermistor

 Piezoresistive sensor and humidity sensor

Unit 4

 Induction potentiometer

 Variable reluctance transducers

 Characteristics and applications of LVDT

 Capacitive transducer and types

 Capacitor microphone

Unit 5

 Piezoelectric and Hall Effect transducer

 Magneto elastic sensor

 Digital transducers

 Smart and Fibre optic sensors

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