Download GTU BE/B.Tech 2018 Winter 5th Sem New 2151704 Control System Components Question Paper

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Subject Code: 2151704

Subject Name: Control System Components

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Time: 10:30 AM TO 01:00 PM

BE - SEMESTER-V (NEW) EXAMINATION — WINTER 2018

Date: 11/12/2018

Total Marks: 70

Instructions:

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1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

1. (a) Draw ISA Symbols of shared ON-OFF and shared Continuous devices. MARKS 03
   (b) Draw ISA Symbols of (1) Venturi Tube (2) Target Flow Meter (3) Plug Valve (4) Pinch Valve MARKS 04
   

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   (c) Discuss in detail check list for control centre inspection. MARKS 07
2. (a) Discuss Valve Rangeability, Valve Capacity and Valve Coefficient. MARKS 03
   (b) Discuss Panel Piping and Panel Tubing. MARKS 04
   (c) List different control panels and discuss breakfront console panel. MARKS 07
   OR
   

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   (c) List Control Valve Accessories. Explain any four in detail. MARKS 07
3. (a) Explain Control Valve Flow Characteristics. MARKS 03
   (b) Explain Positive Displacement Compressor in Detail MARKS 04
   (c) Classify Control Valve Types and describe Butterfly Valve in detail with application, advantages and disadvantages. MARKS 07
   OR
   

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   (c) Describe Difference between 2 Wire and 4 Wire Transmitter. MARKS 07
4. (a) Explain Desiccant type Heated Dryer with Neat Sketch. MARKS 03
   (b) Explain various types and function of pressure relieving devices. Discuss Safety Valves in detail. MARKS 04
   (c) Draw and explain Low Air Supply; Requirement for Instrument Air System. MARKS 07
5. (a) Discuss about Smart Transmitter, its features, advantages and disadvantages. MARKS 03
   

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   (b) List different types of Actuators. Discuss Pneumatic Actuator in detail. MARKS 04
   (c) What is cavitation? Explain different Valve Noise Problem. MARKS 07
   OR
   (c) Discuss Annunciator Sequence in detail. MARKS 07
6. (a) Classify Hazardous Area and Material according to N.E.C. MARKS 03
   

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   (b) Discuss frequency to voltage converter. MARKS 04
   (c) Discuss Pneumatic to Electric Converter in detail. MARKS 07
   OR
   (c) Explain Force Balance type Pneumatic Transmitter in detail. MARKS 07
7. (a) Explain Intrinsic Safe Instruments. MARKS 03
   

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   (b) List different types of Recorders, their merits and demerits. MARKS 04
   (c) List different types of Valve Positioners. Explain Electro Pneumatic Positioner in detail. MARKS 07