As per IS: 456-2000, the minimum diameter of longitudinal reinforcing bars used in an RCC column is restricted to:

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.