As per IS 456:2000, the spacing of main tensile bars in an R.C. slab should not exceed:

A T-beam behaves as a rectangular beam of width equal to its flange width if its neutral axis:

Flexural bond stresses form in a structural member under _______ as a result of bending moment or shear variation at a section.

According to IS 456:2000, the maximum compressive strain in concrete under axial compression is taken as ____ in the limit state of collapse.