Q. Hydraulic testing of boilers is done at pressures (Solved)
1. Slightly above atmospheric pressure
2. Below and above atmosphere
3. At half the working pressure of boiler
4. At 1
5. At working pressure of boiler
- d. At 1
1. Slightly above atmospheric pressure
2. Below and above atmosphere
3. At half the working pressure of boiler
4. At 1
5. At working pressure of boiler