engineering recuitment FCI JE 2022 Mock Test for CE/ME/EE (Phase I & II) Production Engineering (Manufacturing) Machining Processes and Machine Tools Different Machining Processes
Which of the following statements is/are CORRECT in grinding wheel selection?
1
Soft grade for soft material
2
Hard grade for hard material
3
Hard grade for soft materials
4
Soft grade for both soft and hard material
5
Hard grade for both soft and hard material