
	Trending ▼ ICSE CBSE 10th ISC CBSE 12th CTET GATE UGC NET Vestibulares ResFinder

2003 Course Polymer Processing Operations - I

3 pages, 48 questions, 0 questions with responses, 0 total responses,

	pune_eng	+Fave Message
	Profile Timeline Uploads Q & A

Home > pune_eng >

Formatting page ...

Total No. of Questions : 12] P1267 [Total No. of Pages :3 [3864] - 382 B.E. (Polymer) POLYMER PROCESSING OPERATIONS - I (2003 Course) Time : 3 Hours] [Max. Marks : 100 Instructions to the candidates: 1) 2) 3) 4) 5) 6) Answer three questions from Section- I and three questions from Section - II.. Answers to the two sections should be written in separate answer books. Neat diagrams must be drawn wherever necessary. Figures to the right indicate full marks. Use of logarithmic table, slide rule, Mollier chart, electronic pocket calculator and steam table is allowed. Assume suitable data, if necessary. SECTION - I Q1) a) b) c) Q2) a) b) c) d) Q3) a) b) c) Explain method of calibration of outside diameter of pipe. [4] With neat sketch, explain manufacturing of twisted rod by using. [7] i) Twisting bushing. ii) Crossing belts on puller. With neat sketch, explain tentering frame & even arrangement used to produce biaxially oriented film or sheet. [7] OR Enlist different downstream equipments used in the production of pipes & tubes. Discuss each in short. [5] Draw neat sketch of processing line used to orient stripper sheet by rolling. [5] Explain the effect of orientation on properties of material. Explain effect of ultra orientation or highly oriented extruded material on optical properties. [5] Explain merits of gear pump / melt pump in case of extrusion. [3] Discuss the effect of molecular structure on melt rheology with reference to blow molding. [5] Explain how transparency is achieved in PET injection stretch blow molding. [5] Draw cycle time chart & explain accumulator base or continuous extrusion blow molding process. [6] P.T.O.

Formatting page ...

Tags : Pune, Engineering, University of Pune, Engineering question papers, Pune University, previous year question papers, question papers, india, model question paper, pune university paper pattern, pune university syllabus, old question papers

pune_eng chat

Horizontal lines at:
Guest Horizontal lines at:
AutoRM Data:
Box geometries: