| Q.15 | A circular opening, 3 m diameter, in a vertical side of a tank is closed by a disc of 3 m diameter which can rotate about a horizontal diameter and depth of centre of gravity from free surface is 4 m. What will be the total pressure on the disc? | |
| Ans | 1. 100 kN | |
| 2. 175.7 kN | ||
| 3. 277.4 kN | ||
| 4. 234.89 kN |
Correct Ans Provided: 3