JNTU B.Tech Examinations, FOUNDRY AND WELDING, Aug/Sep 2008

JNTU B.Tech Examinations, FOUNDRY AND WELDING, Aug/Sep 2008 (Production Engineering) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks SET-I 1. A mechanized ductile iron captive foundry has to be set up with a capacity of 250 tons/day of output metal. It must have sections for core making, two … Read more JNTU B.Tech Examinations, FOUNDRY AND WELDING, Aug/Sep 2008

JNTU B.Tech Examinations, FOUNDRY AND WELDING, Aug/Sep 2008

JNTU B.Tech Examinations, FOUNDRY AND WELDING, Aug/Sep 2008 (Production Engineering) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks SET-II 1. (a) When does metal casting become attractive against a wrought product of same shape? (b) When do you use a sweep pattern? (c) Differentiate between an automated foundry … Read more JNTU B.Tech Examinations, FOUNDRY AND WELDING, Aug/Sep 2008

JNTU B.Tech Examinations, FOUNDRY AND WELDING, Aug/Sep 2008

JNTU B.Tech Examinations, FOUNDRY AND WELDING, Aug/Sep 2008 (Production Engineering) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks SET-III 1. (a) What are the common materials used for making patterns? Why some materials are preferred to others in making patterns used in a mechanized foundry? (b) Explain why … Read more JNTU B.Tech Examinations, FOUNDRY AND WELDING, Aug/Sep 2008

JNTU B.Tech Examinations, FOUNDRY AND WELDING, Aug/Sep 2008

JNTU B.Tech Examinations, FOUNDRY AND WELDING, Aug/Sep 2008 (Production Engineering) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks SET-IV 1. (a) Explain how rapid prototyping methods are cutting lead times of proving the new casting designs? (b) Explain how rapid prototyping methods can build master patterns very rapidly? … Read more JNTU B.Tech Examinations, FOUNDRY AND WELDING, Aug/Sep 2008