B.TechSemester 52024-25Sensors And TransducersBEE052
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Sensors And Transducers (BEE052) - AKTU Question Paper 2024-25

B.Tech · Semester 5 · Free PDF Download

This is the official AKTU Sensors And Transducers Previous Year Question Paper for B.Tech Semester 5, academic session 2024-25. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech
Semester:Semester 5
Session:2024-25
University:AKTU / UPTU

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Questions Asked in 2024-25

Sensors And Transducers (BEE052) — extracted question text · 70 marks · 3 Hours

Section AAttempt all questions in brief. 2 x 07 = 14
  • a
    Define transducers and classify them
  • b
    Explain the working of an LVDT f or displacement measurement. 1 K 2
  • c
    Describe the role of Hall effect sensors in position measurement
  • d
    What are CCD and CMOS sensors?
  • e
    What is data ac quisition system
  • f
    What are the characteristics of smart sensors?
  • g
    W h y is signal amplification needed in signal conditioning?
Section BAttempt any three of the following: 07 x 3 = 21
  • a
    Explain the working principles of Potentiometer and LVDT for displacement measurement with suitable diagram
  • b
    Explain the principles of temperature measurement using Ther mistors, Thermocouples and RTD
  • c
    Explain the difference between machine vision and computer v ision. Discuss the components and applications of a typical machine vi sion system
  • d
    What are the main functions o f signal conditioning equipment ? Explain the types of amplifiers used in instrumentation systems
  • e
    Describe the general structur e and components of smart sensors. Discuss the characteristics of smart sen sors, including self-calibratio n, self- testing and self-communication
Section CAttempt any one part of the following: 07 x 1 = 07
  • a
    A Strain Gauge having a Resistance of 120Ω gauge factor of 2 i s connected in serieswith a ballast resistance of 120 Ω across a 12v supply. Calculate the difference betweenthe output voltage (vol tage across strain gauge) with no stress applied & with a stress of140 MN/m2, Modulus of elasticity of the member undergoing strain is200GN/ m2
  • b
    How are force and pressure measured using strain gauges, loa d cells and piezoelectric sensors?
  • a
    What are the principles of operation for flow sensors (Ultra sonic and Laser) and level sensors (Ultrasonic and Capacitive)?
  • b
    A thermocouple has a sensitiv ity of 0.05 mV/°C. The referenc e junction is maintained at 0°C, and the thermocouple generates an output voltage
  • 1
    Calculate the temperature of the measurement junction
  • 2
    If the reference junction is now raised to 25°C, and the thermocouple still generates 4.5 mV, calculate the new temperature of the measurement junction
  • a
    Describe the role of CCD and CMOS sensors in imaging. Compar e their functionalities in terms of sensitivity, resolution, and power consumption
  • b
    How does a machine vision system assist a pick-and-place rob ot? Describe the sensing, digitizing, image processing, and trainin g steps involved
  • a
    Describe the configuration a nd objectives of a data acquisit ion system (DAS). How do analog and digital I/O, counters, and timers contribute to the DAS?
  • b
    Explain the importance of data conversion in modern instrume ntation systems. Discuss the principles of analog-to-digital (ADC) and digital- to-analog (DAC) converters
  • a
    Explain the applications of smart sensors in smart cities, i ndustrial robots, and electric vehicles. Ho w do they enhance the efficien cy and reliability of these systems?
  • b
    Discuss the working of smart sensors for body temperature an d blood oxygen measurement. Explain their integration into wearable devices

Question text is extracted from the official AKTU question paper PDF above. Check the original PDF for equations, diagrams and complete wording. Extracted: 2026-08-23.

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📘 Sensors and Transducers — Unit-wise SyllabusBEE052AKTU 3rd Year SyllabusAKTU 3rd Year PYQs — All BranchesELECTRICAL 3rd Year SyllabusEEE 3rd Year SyllabusELECTRICAL COMPUTER ENGG 3rd Year Syllabus