Q. Which of the following properties a damping oil must possess ? (Solved)
1. Must be a good insulator
2. Should be non-evaporating
3. Should not have corrosive action upon the metal of the vane
4. All of the above
- d. All of the above
1. Must be a good insulator
2. Should be non-evaporating
3. Should not have corrosive action upon the metal of the vane
4. All of the above