The factor of safety against safety is given by ________ equation.
(a) F = HC / H
(b) F = τf / τ and F = tan φ / tan i
(c) None of the mentioned
(d) All of the mentioned
The question was asked in examination.
I'm obligated to ask this question of Stability Analysis of Infinite Slopes in section Stability of Slopes of Geotechnical Engineering II