यदि E प्रत्यास्थता गुणांक (modulus of elasticity) है, G दृढ़ता गुणांक (modulus of rigidity) है, और μ पॉइसन अनुपात (Poisson's ratio) है, तो कौन सा संबंध सही है?

Mohr's circle reduces to a point when an element is subjected to:

A steel column pinned at both ends has an Euler buckling load of 250 kN. If the column is restrained against lateral movement at its mid-height, its new buckling load will be:

What is the angle between the principal strain axis and the maximum shear strain axis in 2D strain analysis?