Q. Which of the following furnace suffers from pinch effect? (Solved)
1. resistance furnace
2. core type induction furnace
3. coreless induction furnace
4. vertical core type induction furnace.
- b. core type induction furnace
1. resistance furnace
2. core type induction furnace
3. coreless induction furnace
4. vertical core type induction furnace.