Q. Lubricant is not required in (Solved)
1. Increasing the diameter of threaded portion
2. Electromagnetic bearing
3. Hydrostatic bearings
4. Gas bearings
5. Foil bearing
- b. Electromagnetic bearing
1. Increasing the diameter of threaded portion
2. Electromagnetic bearing
3. Hydrostatic bearings
4. Gas bearings
5. Foil bearing