Monday, July 25, 2016

IGNOU BME-050 Engineering Materials Dec 2015 Question Paper

Indira Gandhi National Open University (IGNOU) Question Paper 2015
DIPLOMA IN MECHANICAL ENGINEERING
(DME)/DMEVI
Term-End Examination
December, 2015
BME-050 : ENGINEERING MATERIALS
Time : 2 hours Maximum Marks : 70
Note : Question number 1 is compulsory. Attempt any four questions out of the remaining questions
numbered 2 to 6. Use of calculator is permitted.

1. Define any seven of the following : 7x2=14
(a) Toughness
(b) Elastic limit and Proportional limit in ductile materials
(c) Charpy Impact Test
(d) Continuous Casting
(e) Plain carbon steels and its applications
U) Tempering
(g) Age-Hardening of Aluminium Alloys
(h) Refractoriness
(i) Natural Polymers

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