JNTUH B.Tech 2nd year Strength of Materials \u2013 I gives you detail information about Strength of Materials \u2013 I \u00a0Engineering R13 year subject. It will be help full you to understand you complete curriculum of the year.<\/p>\n
UNIT \u2013 I<\/strong><\/p>\n Simple Stresses and Strains : Elasticity and plasticity \u2013 Types of stresses and strains \u2013 Hooke\u2019s law \u2013\u00a0stress \u2013 strain diagram for mild steel \u2013 Working stress \u2013 Factor of safety \u2013 Lateral strain, Poisson\u2019s ratio and\u00a0volumetric strain \u2013 Elastic modulii and the relationship between them \u2013 Bars of varying section \u2013 composite\u00a0bars \u2013 Temperature stresses. Elastic constants.\u00a0Strain Energy \u2013 Resilience \u2013 Gradual, sudden, impact and shock loadings \u2013 simple applications.<\/p>\n UNIT \u2013 II<\/strong><\/p>\n Shear Force and Bending Moment : Definition of beam \u2013 Types of beams \u2013 Concept of shear force and\u00a0bending moment \u2013 S.F and B.M diagrams for cantilver, simply supported and overhanging beams subjected\u00a0to point loads, uniformly distributed load, uniformly varying loads and combination of these loads \u2013 Point of\u00a0contraflexure \u2013 Relation between S.F., B.M and rate of loading at a section of a beam.<\/p>\n UNIT \u2013 III<\/strong><\/p>\n Flexural Stresses: Theory of simple bending \u2013 Assumptions \u2013 Derivation of bending equation: M\/I = f\/y =\u00a0E\/R – Neutral axis \u2013 Determination of bending stresses \u2013 Section modulus of rectangular and circular\u00a0sections (Solid and Hollow), I,T, Angle and Channel sections \u2013 Design of simple beam sections.\u00a0SHEAR STRESSES : Derivation of formula \u2013 Shear stress distribution across various beam sections like\u00a0rectangular, circular, triangular, I, T angle sections.<\/p>\n