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) — complete question paper · 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. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 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