PTU B.Tech Electrical Engineering 6th Semester May 2019 72841 TRANSDUCERS AND SIGNAL CONDITIONING Question Papers

FirstRanker's choice

FirstRanker.com

Roll No.

--- Content provided by​ FirstRanker.com ---

Total No. of Questions : 09 Total No. of Pages : 02

B.Tech. (Electronics Engg.) (? 2012 Onwards)/ (Electrical & Electronics) (OE 2013 Batch)

(Sem.-6)

TRANSDUCERS AND SIGNAL CONDITIONING

Subject Code : BTEEE-OPD

--- Content provided by FirstRanker.com ---

M.Code: 72841

Time: 3 Hrs. Max. Marks : 60

INSTRUCTIONS TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.

--- Content provided by‌ FirstRanker.com ---

3. SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.

SECTION-A

1. Answer briefly :
   1. Discuss the principle of photoelectric transducer.
   2. What do you mean by gauge pressure? Explain.
   3. What do you mean by humidity value? Explain.

   --- Content provided by​ FirstRanker.com ---

   4. What do you mean by bandwidth? Explain.
   5. List the limitations of operational amplifier.
   6. What do you mean by term signal conditioning? Why is it required? Explain.
   7. What do you mean by time division multiplexing? Explain.
   8. What is the importance of S/H circuit? Explain.

   --- Content provided by​ FirstRanker.com ---

   9. List the advantages of digital display.
   10. What do you mean by data conversion? Explain.

SECTION-B

1. Define a transducer. Discuss in detail the basic requirements of a transducer.

--- Content provided by FirstRanker.com ---

2. Derive the expression for the closed loop gain of an operational amplifier used in
   1. Inverting mode
   2. Non-inverting mode
3. Discuss frequency division multiplexing and its characteristics as applied to telemetry.
4. Explain the different components and working of magnetic tape recorders.

--- Content provided by‍ FirstRanker.com ---

5. Discuss in detail multi-channel data acquisition system.

SECTION-C

1. Explain the basic principles of following transducers:
   1. Resistive
   2. Capacitive
   3. Thermoelectric

   --- Content provided by⁠ FirstRanker.com ---

   4. Piezoelectric
   5. Electromechanical
2. 1. Draw and explain the circuit of a differential amplifier. Also derive the expression for its output voltage.
   2. Define telemetry. Explain the different types of channels used for telemetry.

   --- Content provided by‍ FirstRanker.com ---

3. Explain the following :
   1. Voltage to current converter
   2. Digital input output devices

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.

--- Content provided by​ FirstRanker.com ---