Bharath Institute of Science and Technology
(Declared Under Section 3 of UGC Act, 1956)
Selaiyur, Chennai-73
Department: Mechanical Engineering Year: II Semester: III Subject Code: BME305 Subject Name: Production Technology Unit – I Marks: 2 1) Differentiate Hot & Cold working process 2) What is Extrusion 3) Types of hot and cold working processes. 4) Name any four casting defects 5) Types of casting, and types of furnaces. Marks: 12 1) Explain brief in the gas welding processes with the suitable sketch. 2) Explain in detail Arc welding processes and write down the merits & demerits with sketch. 3) what is Permanent mould casting ? Write down its advantages, disadvantages,applications and its operations 4) (i) Draw and explain the cupola furnace. (ii) Draw and explain the pit furnace. Unit – II Marks: 2 1) What is chip and its formation. 2) Write the distinguish between orthogonal cutting process and oblique cutting process 3) What are the functions of a cutting fluid? 4) Explain the merchant circle. 5) Write down the types of cutting fluid. Marks: 12 1) draw Merchants cutting force circle in orthogonal cutting and explain various forces involved in it ? 2) Explain brief what are the procedure in metal cutting economics. 3) Explain brief the nomenclature of the single point cutting tool. 4) a) Write a short note on cutting speed b) Briefly explain the economics of machining Unit – III Marks: 2 1) Types of lathe. 2) What are the operations performed in Capstan and Turret lathe? 3) Which mechanism used to make a thread cutting operation. 4) Write down the various operations in lathe machine. 5) Write down the types of tool post. Marks: 12 1) Draw the general view of Centre lathe and show its various mechanisms and features. 2) Draw and explain the taper turning attachments