# Mechanical Engineering - Strength of Materials

Exercise : Strength of Materials - Section 1

16.

The bending moment at a point on a beam is the algebraic __________ of all the moments on either side of the point.

17.

The maximum diameter of the hole that can be punched from a plate of maximum shear stress 1/4

^{th}of its maximum crushing stress of punch, is equal to (where*t*= Thickness of the plate)18.

Two closely coiled helical springs '

*A*' and '*B*' are equal in all respects but the number of turns of spring '*A*' is half that of spring '*B*' The ratio of deflections in spring '*A*' to spring '*B*' is19.

The deformation per unit length is called

20.

A thin cylindrical shell of diameter (

*d*) and thickness (*t*) is subjected to an internal pressure (*p*). The ratio of longitudinal strain to volumetric strain isQuick links

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