B.TechSemester 42023-24Sensor InstrumentationBOE405
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Sensor Instrumentation (BOE405) - AKTU Question Paper 2023-24

B.Tech · Semester 4 · Free PDF Download

This is the official AKTU Sensor Instrumentation Previous Year Question Paper for B.Tech Semester 4, academic session 2023-24. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech
Semester:Semester 4
Session:2023-24
University:AKTU / UPTU

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Questions Asked in 2023-24

Sensor Instrumentation (BOE405) — extracted question text · 70 marks · 3 Hours

Section AAttempt all questions in brief. 2 x 7 = 14
  • a
    Define sensors and transducers
  • b
    How do you select a sensor for a specific application?
  • c
    What is a Thermistor?
  • d
    What are the advantages of virtual instrumentation techniques?
  • e
    What is the purpose of counters in data acquisition?
  • f
    Explain the use of data sockets for networked communication
  • g
    What are smart sensors?
Section BAttempt any three of the following: 7 x 3 = 21
  • a
    How does an Optical Encoder measure displacement?
  • b
    Describe the working of an RTD (Resistance Temperature Detector) in temperature measurement. An RTD has a resistance of 100 Ω at 0°C and
  • a
    temperature coefficient of 0.385 Ω/°C. Calculate its resistance at
  • c
    What are graphical programming techniques in virtual instrumentation?
  • d
    Explain the principle of operation of Weighted Resistor DAC . Calculate the output voltage for a weighted resistor DAC with an input binary code
  • e
    Discuss the application of smart sensors in automatic robot control
Section CAttempt any one part of the following: 7 x 1 = 7
  • a
    How is force measured using a strain gauge?
  • b
    Describe the working of a piezoelectric sensor for pressure measurement
  • a
    Discuss the operating principles of ultrasonic flow sensors
  • b
    How does a Hall effect sensor measure position? Discuss the operation of capacitive level sensors
  • a
    Explain the concept of WHILE and FOR loops in graphical programming
  • b
    Explain the purpose and functionality of structures in graphical programming
  • a
    Draw a basic block diagram of data acquisition. Differentiate between analog and digital IO (Input/Output)
  • b
    Explain the principle of operation of Sigma-delta ADC
  • a
    Explain the characteristics of smart sensors
  • b
    Describe the general structure of smart sensors and their components

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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