state gov TSPSC Polytechnic Lecturer Mock Test 2022 Production Engineering (Manufacturing) Machining Processes and Machine Tools Unconventional Machining Processes
Match List-I (machining process) with List-II (Associated medium) and select the correct answer using the codes given below the lists:
| List-I | List-II | ||
| A. | EDM | 1. | Holes and cavities in hard and brittle materials. |
| B. | LBM | 2. | Micro-drilling and micro-welding of materials |
| C. | USM | 3. | Shaping of hard metals or reshaping of cemented carbide tools |
| D. | ECM | 4. | Shaping of Cemented carbide dies and punches |
1
A-4, B-1, C-2, D-3
2
A-3, B-2, C-1, D-4
3
A-4, B-2, C-1, D-3
4
A-3, B-1, C-2, D-4