What is the coefficient of volume change (using change in void ratio method) for pressure range 100 kN/m2 to 200 kN/m2 ? (Consider σ0' = 100 kN/m2, e0 = 1.121, σ' = 200 kN/m2, ef = 0.964, Δσ' = 100 kN/m2 and Δe = -0.157)
1
0.25 m2/MN
2
0.48 m2/MN
3
0.69 m2/MN
4
0.74 m2/MN