GTU B.Tech 2020 Winter Question Papers || Gujarat Technological University
Subject Code:2162310
GUJARAT TECHNOLOGICAL UNIVERSITY
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BE- SEMESTER-VI (NEW) EXAMINATION - WINTER 2020
Subject Name:Plastic Packaging Technology
Time:02:00 PM TO 04:00 PM
Instructions:
- Attempt any FOUR questions out of EIGHT questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
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- (a) What is Retort Package? [03]
(b) Describe the advantages of Metallizing over film. [04]
(c) Highlight advantages and limitations of Shrink-wrap, Stretch wrap, Skin Package. [07] - (a) Give Difference between Primary and Secondary Packaging. [03]
(b) Describe the atmospheric factors that may cause the product to deteriorate. [04]
(c) Which Plastic materials are preferred for film application? Enlist advantages and limitations of each. [07] - (a) What is purpose of Labeling? [03]
(b) Explain difference between Blister and Skin Packaging. [04]--- Content provided by FirstRanker.com ---
(c) What are the critical factors affecting Wooden Container Design? [07] - (a) What is the importance of Color in packaging? [03]
(b) What effects can vibration have on Carbonated beverage Bottle & portable stereo recorder? [04]
(c) Give the properties and applications of LDPE; HDPE and LLDPE used as plastics packaging material [07] - (a) Explain Mechanical Hazards in Packaging. [03]
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(b) What is the role of nanotechnology-in packaging? [04]
(c) Give properties and applications’ of Polystyrene (PS) and Polyamides (Nylons) used in packaging. [07] - (a) What are essential requirements of Retail Packaging? [03]
(b) Explain briefly about drop test of Plastics Package. [04]
(c) Describe Pad printing process with neat diagram and give their applications. [07] - (a) What are the methods of evaluation of shelf life of food products? [03]
(b) State the importance of Barrier properties. Explain the procedure to determine barrier properties in packaging. [04]
(c) Define Surface treatment. Why polyolefins are irrespective with ink? List the Surface treatment process carried out on plastic packaging materials. [07] - (a) Enumerate the principles of Packaging. [03]
(b) Under what circumstances would you select MAP and CAP packaging. [04]--- Content provided by FirstRanker.com ---
(c) Explain the Hot Stamping process used in decorating plastic packaging. [07]
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Date:01/02/2021
Total Marks: 56
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