B.TechSemester 42025-26Sensor InstrumentationBOE405
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Sensor Instrumentation (BOE405) - AKTU Question Paper 2025-26

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 2025-26. 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:2025-26
University:AKTU / UPTU

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Questions Asked in 2025-26

Sensor Instrumentation (BOE405) — complete question paper · 70 marks · 3 Hours

Section AAttempt all questions in brief. 02 x 7 = 14
  • a
    Define sensor and transducer. An LVDT produces 2 mV/mm. Calculate the output voltage for a displacement of 15 mm
  • c
    Define a strain gauge
  • d
    What is a thermocouple? Name any two types. What is an array in Virtual Instrumentation? How is it different from
  • a
    cluster? An 8-bit R-2R DAC has Vref = 10 V. Interpret the output for input
  • g
    Outline any two key features of smart sensors
Section BAttempt any three of the following: 07 x 3 = 21
  • b
    Compare inductive and capacitive sensors. Describe graphical programming in LabVIEW. Explain different data types, arrays, and clusters with examples
  • d
    Explain the block diagram of a data acquisition system. Discuss the role of each component in detail. 4 K6 (SEM. IV) THEORY EXAMINATION 2025-26 SENSOR & INSTRUMENTATION
  • e
    Explain the calibration process of sensors
Section CAttempt any one part of the following: 07 x 1 = 07
  • a
    Compare RTD and thermistor with advantages and limitations. Describe the Hall Effect sensor and its application in position measurement. Derive the expression for the Hall voltage also. (SEM. IV) THEORY EXAMINATION 2025-26 SENSOR & INSTRUMENTATION
  • a
    Explain the working of the Successive Approximation ADC. Explain the working of the R-2R ladder DAC. An 8-bit R-2R DAC has Vref = 10 V. Calculate the resolution
  • b
    Compare conventional sensors and intelligent sensors

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.

Repeated Questions — BOE405

Questions that appeared in more than one session, found by comparing 3 years of Sensor Instrumentation papers (2023-24, 2024-25, 2025-26)

2x

Explain the calibration process of sensors

Appeared in: 2023-24 · 2025-26

Sensor Instrumentation — Other Year Papers

AKTU Sensor Instrumentation PYQs from other sessions

Sensor Instrumentation2023-24Sensor Instrumentation2024-25Sensor Instrumentation2025-26Sensor Instrumentation2023-24Sensor Instrumentation2024-25

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