Strength of Pillar|Factor of Safety|Rock Mechanics| Bord and Pillar| Underground Mining Methods

[@anuragmallik9400]

K kounsa constant h salamon or munro ?

[@amitkr.6302]

Sir Salamon ka ek aur formula hai jisse direct ho jayega... Aap please conform kar dijiye ki ye jo Alpha and Beta hai wo power me hi hoti hai na

[@LebohangMakengkeng]

I need english on this video hle