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Download SGBAU BSc 2019 Summer 5th Sem Electronics Measuring Instruments Question Paper

Download SGBAU (Sant Gadge Baba Amravati university) BSc 2019 Summer (Bachelor of Science) 5th Sem Electronics Measuring Instruments Previous Question Paper

This post was last modified on 10 February 2020

This download link is referred from the post: SGBAU BSc Last 10 Years 2010-2020 Question Papers || Sant Gadge Baba Amravati university


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B.Sc. (Part—III) Semester—V Examination

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5SS : ELECTRONICS
(Measuring Instruments)

Time : Three Hours] [Maximum Marks : 80

Note :— (1) Question No. 1 is compulsory.
(2) Draw diagrams wherever necessary.

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  1. (A) Fill in the blanks :—
    1. The transducer converts Physical quantity into equivalent __________.
    2. LVDT stands for __________.
    3. Pyrometer uses thermal radiation for measurement of __________.
    4. DCM stands for __________.
    (B) Choose the correct alternative :—
    1. Electrical activity of brain is measured by using :

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      (a) ECG (b) EMG
      (c) EEG (d) None
    2. Free running multivibrator is also known as __________ multivibrator.
      (a) Monostable (b) Bistable
      (c) Astable (d) None
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    4. RTD stands for :
      (a) Resistance temp. detector (b) Resistance thermal detector
      (c) Radiant temp. detector (d) Resistance temp. device
    5. Output voltage at null position of LVDT is known as:
      (a) Null Voltage (b) Residual Voltage

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      (c) Effective Voltage (d) None
    (C) Answer in one sentence each :
    1. What is the function of reset input in IC555 ?
    2. What is actuator ?
    3. What is transducer ?
    4. What is Pyrometer ?
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  2. (a) State classification of transducers and explain with examples.

    OR

    (p) Draw block diagram of generalised instrumentation system and explain each block. (q) Explain measurement of displacement using potentiometer.
  3. (a) Explain measurement of temperature using thermistor. (b) Explain construction and working of total radiation pyrometer.

    OR

    (p) Explain LM34 and its features. (q) Explain temperature measurement using thermocouple.
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  5. (a) Explain IC 555 with neat block diagram. (b) Explain working of IC 555 as astable multivibrator.

    OR

    (p) Draw and explain block diagram of PLL. (q) Explain working of monostable multivibrator using IC 555.
  6. (a) Explain segmental and dot matrix display. (b) Draw block diagram of digital frequency meter and explain function of each block.

    OR

    (p) Draw functional diagram of magnetic tape recorder and explain its working. (q) Explain working of ramp type digital voltmeter.
  7. (a) Explain fiber optic temperature sensor. (b) Explain construction and working of strain gauge.

    OR

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    (p) Explain bent beam electro-thermal actuator. (q) Explain working of phototransistor as optical sensor.
  8. (a) Explain the working of EEG with neat block diagram. (b) Explain working of blood pressure meter.

    OR

    (p) Draw block diagram of ECG machine and explain each block. (q) Explain pulse oximeter.

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This download link is referred from the post: SGBAU BSc Last 10 Years 2010-2020 Question Papers || Sant Gadge Baba Amravati university