IS 456:2000 के अनुसार कंक्रीट संरचनाओं के सीमांत स्थिति डिजाइन (limit state design) में, कंक्रीट के संपीडन प्रतिबल वितरण (compressive stress distribution) को कैसा माना जाता है?

For axial load and combined biaxial bending moment in the iteration formula used by IS 456, αn is based on Pu / Puz, where Puz is given by:

A compression member is considered to be short if its slenderness ratio satisfies which of the following conditions?