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 θ₁=30°, then θ₂ will be _______

If at interface of dissimilar soils, k₁=9×10¯⁷ cm/s and k₂=4×

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 θ₁=30°, then θ₂ will be _______
A.	12.39°
B.	13.39°
C.	14.39°
D.	15.39°
Answer» D. 15.39°