| Q.74 | Due to the rise in temperature, the unit weight and viscosity of percolating fluid are reduced to 90% and 70%, respectively. Considering other things being constant, the change in the coefficient of permeability will be: | |
| Ans | 1. 0.768 | |
| 2. 0.354 | ||
| 3. 0.286 | ||
| 4. 0.657 |
Correct Ans Provided: 3