यदि किसी प्रत्यास्थ सामग्री का प्वासों अनुपात (Poisson's ratio) 0.5 है, तो इसका प्रत्यास्थता मापांक (E) इसके अपरूपण मापांक (G) का कितना गुना होगा?

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?