2317. Due to a rise in temperature, the viscosity and the unit weight of the percolating fluid are reduced to 60% and 90% respectively. If other things remain constant, the coefficient of permeability__________________? September 7, 2025 by Admin A. increases by 25% B. increases by 50% C. increases by 33.3% D. decreases by 33.3% ✅ The correct answer is option B.