B.TechSemester 52023-24Electronic Instrumentation And MeasurementsKEC057

Electronic Instrumentation And Measurements (KEC057) - AKTU Question Paper 2023-24

B.Tech · Semester 5 · Free PDF Download

This is the official AKTU Electronic Instrumentation And Measurements Previous Year Question Paper for B.Tech Semester 5, 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 5

Session:2023-24

University:AKTU / UPTU

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Questions Asked in 2023-24

Electronic Instrumentation And Measurements (KEC057) — complete question paper · 100 marks · 3 Hours

Section AAttempt all q u e s t i o n s i n b r i e f .

a
Differentiate accuracy and precision. 2 1
b
The measured value of resistance is 10.25ohm, where as its val ue is 10.22 ohm. Determine absolute error of measurement
c
Write down advantages o f digital voltmeter. 2 2
d
Define term calibration with an example. 2 2
e
Define importance of Kelvin double bridge over Wheatstone bridge. 2 3
f
Name any two bridges for capacitance measurment. 2 3
g
Describe the function of Vertical deflection plate and horizontal deflection plate in CRO? 2 4
h
Differentiate CRO and DSO. 2 4 i. Write down temperature range of thermistor, thermocouple and RTD. 2 5 j. Name any two devices to measure flow. 2 5

Section BAttempt any three of the following:

a
Explain the principle of PMMC instrument? How controlling to rque provided in PMMC instrument?
b
Explain Transistor voltmeter c ircuit with working principle. 10 2
c
Explain the working of Kelvin double bridge for measurment o f low resistance. 10 3
d
Explain the working of Q-meter with working principle and ci rcuit diagram. 10 4
e
Draw construction diagram of thermocouple and explain its wo rking. 10 5

Section CAttempt any one part of the following:

a
Discuss the advantages of DC ammeter and DC voltmeter. Expla in the working of DC voltmeter with suitable diagram
b
The coil dimensions on a galvanometer are l=d= 2.5cm, and the air gap flux density is 100mT.The light-beam pointer is 2.5m, and the control spring co nstant is 5×10-6 Nm/rad. Calculate the number of coil turns to give a current sensitivity of 100mm/µA when the on- scale deflection is 300mm
a
Discuss the working of digita l voltmeter system with principal diagram and applications. 10 2
b
Define probes. Explain how current can be measured with elec tronic instrument. 10 2
a
Explain how unknown inductance can be measured by Maxwell br idge? 10 3
b
Explain the working of Wheatstone bridge with circuit diagra m. 10 3
a
Describe construction and working of Digital storage oscillo scope (DSO) with its application. Why it is widely preferred over CRO?
b
Explain wave analyzer and digital counter with working princ iple and block diagram. 10 4
a
Discuss construction diagram and working principle of LVDT. Draw the combination of Burdon tube with LVDT
b
Explain how strain can be measured by strain guage. Derive i t mathematically. 10 5

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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