1.

If at interface of dissimilar soils, k1=9 10-7 cm/s and k2=4 10-7 cm/s. The deflection of flow lines at interface has 1=30 , then 2 will be _______

A. 12.39
B. 13.39
C. 14.39
D. 15.39
Answer» D. 15.39


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