Biomedical Sensors & Transducers — Winter 2023

Explain following terms relevant to performance characteristics: • Dead Zone, • Random errors, • Drift

Explain difference between Sensor, Transducer and Actuator with example.

Explain the functional elements of measurement systems with example.

Explain thermistor linearization circuit.

Explain working principle of Radiant Temperature Sensors with necessary schematic. Also mention its applications.

Enlist the type of thermocouples. Explain Cold or reference Junction Temperature Compensation method.

Explain working principle, advantages, and disadvantages of Resistance temperature detector. Also explain necessary circuit used to convert thermal change to analog signal.

What is piezoelectric effect? Give limitation of Piezo sensor.

Explain the working of Phototransistors and Photothyristors.

Discuss all the technical aspects of Joint angle measurement with the help of potentiometer.

Give advantages and disadvantages of Capacitive displacement transducer.

What is the need of Optoisolator? Explain its working.

Discuss all the technical aspects on any biomedical application of Strain Gages.

Explain various types of flows in physiological System with its measurement importance.

Explain role of Doppler effect in velocity measurement.

Explain working of rotameter with its advantages and disadvantages.

What is the purpose of a capnography? Enlist its diagnostic usage.

Explain schematic of any angular velocity transducer.

Explain working of electromagnetic flow transducer with its advantages and disadvantages.1

Compare Direct and Indirect measurement of blood pressure.

Explain measurement technique for Intraocular Pressure.

Write a short note on Impedimetric Sensors.

Explain working and construction of Bourdon tubes.

Explain functioning of pulse oximetry.

Enlist motion transducers. Explain working of anyone with necessary schematic.