Q. Vacuum is the medium of machining in cases of (Solved)
1. Ultrasonic machining
2. Laser beam machining
3. Plasma arc machining
4. Electro discharge machining
5. Electron beam machining
- e. Electron beam machining
1. Ultrasonic machining
2. Laser beam machining
3. Plasma arc machining
4. Electro discharge machining
5. Electron beam machining