यदि किसी सरल रूप से समर्थित बीम (simply supported beam) पर लोडिंग का प्रकार समान रूप से वितरित भार (U.D.L.) है, तो कर्तन बल आरेख (SFD) में भिन्नता कैसी होती है?

A beam in pure bending is subjected to equal and opposite couples and no shear force. Which type of shear stress is zero?

The ratio of the maximum and minimum normal stresses is equal to _________ in the case of pure shear.

The ratio of plastic moment 'MP' of a member to the yield strength 'σy' of its material is called ____.