Download GTU B.Tech 2020 Winter 5th Sem 3152311 Semester V (New) Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Winter 5th Sem 3152311 Semester V (New) Previous Question Paper

Seat No.: ________
Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE- SEMESTER?V (NEW) EXAMINATION ? WINTER 2020
Subject Code:3152311 Date:22/01/2021
Subject Name:Instrumentation, Safety And Maintenance In Plastic Industry
Time:10:30 AM TO 12:30 PM Total Marks: 56
Instructions:
1. Attempt any FOUR questions out of EIGHT questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.


MARKS
Q.1 (a) Define Plant. Describe concept of Plant Maintenance.
03

(b) List types and function of maintenance Department.
04

(c) List the types of Maintenance. Explain about Corrective
07
and Predictive Maintenance.


Q.2 (a) Define Safety. What will be happened due to lack of safety
03
? What we have to do to improve safety?

(b) List the types of safety and causes of fire.
04

(c) Explain about Preventive Maintenance in detail.
07




Q.3 (a) Explain in brief about basic purpose of Instrumentation.
03

(b) Define: Calibration, Accuracy, Precision and Drift
04

(c) List types of Errors. Explain about it in detail.
07




Q.4 (a) Explain about Different Types of Pressure.
03

(b) List about safety hazards in Plastic Industry.
04

(c) List the different methods of Pressure measurement.
07
Explain about U-tube Manometers in detail.



Q.5 (a) List the advantages and dis advantages of Manometer.
03

(b) List advantages and disadvantages of strain gauge
04
pressure transducers.

(c) Explain about LVDT in detail.
07



Q.6 (a) Explain about safety in Injection Molding Process.
03

(b) List about potential losses from accidents.
04

(c) Explain construction and working of Thermocouple.
07
Q.7 (a) Define Wear. Explain about wear between screws and
03
barrel.

(b) List types of wear. Explain about it in detail.
04

(c) Define corrosion .List and Explain the types of Corrosion
07



Q.8 (a) Define Lubricants and Lubrication. List types of
03
Lubricants according to service.
(b) List various function of Lubricants.
04
(c) Explain about various properties of Lubricants.
07
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