Factor of safety (FOS) against sliding is given as ______ if µ = coefficient of friction , Σpv = algebraic sum of vertical forces ,Σph = sum of horizontal forces causing sliding .
1
FOS = (Σ pv)/Σph
2
FOS = Σpv/(µΣph)
3
FOS = (µ Σph)/Σpv
4
FOS = (µ Σpv)/Σph