railway RRB JE (CBT I + CBT II) Mock Test 2024 Production Engineering (Manufacturing) Machining Processes and Machine Tools Different Machining Processes
Chemical machining has the following advantages:
I. Low tooling cost
II. Parts produced are free from burr
III. hard and brittle materials can be machined
IV. Material removal rate is high
1
I, II and III only
2
II and IV only
3
I and IV only
4
I and II only