2112. The reinforced concrete beam which has width 25 cm, lever arm 40 cm, shear force 6t/cm2, safe shear stress 5 kg/cm2 and B.M. 24 mt________________? September 7, 2025 by Admin A. Is safe in shear B. Is unsafe in shear C. Is over safe in shear D. Needs redesigning ✅ The correct answer is option B.