Industrial Electronics And Instrumentation Question Paper of 3rd Semester AE(D) Download Previous Years Question Paper 1

S.B. Roll No. _____________

INDUSTRIAL ELECTRONICS AND INSTRUMENTATION

5th Exam/ECE/6106/Dec’11

Duration: 3 Hrs

Note: Attempt All Questions.

Section- A

Q1 Do as Directed:

i) Capacitive transducer can be used to measure humidity. T/F

ii) Strip Chart recorder is a graphic recorder. T/F

iii) L VDT converts displacement into pressure. T/F

iv) Digital displays require large power. T/F

v) Piezoelectric is _________ type of transducer. (Active/ Passive)

vi) Thermistor is a secondary transducer. T/F

vii) X- Y recorder has _________ no. of inputs.

viii) Measurement instrument must have _________ loading effect.

ix) CMRR stands for _________

x) Dielectric gauge is variable resistance type transducer. T/F

Section - B

Q2. Attempt any five questions:

i) What is the significance of CMRR? Explain.

ii) Describe LVDT & it’s working.

iii) Explain different classifications of transducer.

iv) What are different classificatiol1s of transducer?

v) Give features & applications of thermocouple transducer.

vi) Explain in brief different elements of measurement system.

vii) Write short note on proximity probes & digital transducer.

Section C

Q3 Attempt any three questions:

i) Explain construction, working & features of X-V recorders.

ii) Explain characteristics of instrumentation amplifier in terms of l/P, O/P impedance, gain & frequency.

iii) Explain the following transducers

a) Pressure Gauge

b) LVDT

iv) Write short note on any two of following

a) Signal Conditioner.

b) Power Supply of measurement system.

     c) Torque measurement.www.brpaper.com