Strength of Materials (313308) MSBTE QuAn Question Answer Book

Description

QuAn Book – Strength of Materials (313308)

The QuAn Book for Strength of Materials (Subject Code: 313308) is a premium study material designed for MSBTE K-Scheme Diploma Engineering students. It provides a complete, topicwise question bank with model answers to help you score maximum marks.

Syllabus Coverage (MSBTE K-Scheme)

• Unit I – Moment of Inertia: Concept of Moment of Inertia, M.I. of plane lamina and radius of gyration of a given lamina; Parallel and perpendicular axes theorems (without derivation); M.I. of standard basic figures like square, rectangle, triangle, circle, semi-circle, quarter-circle and Hollow Rectangular & Circular sections (without derivation); M.I. of Composite plane figures such as symmetrical and unsymmetrical I-section, channel section, T-section, angle section. Numerical on composite figure consisting of maximum 03 standard shapes; Introduction to M.I. for built-up sections (No numerical) (IKS* Concept of Centre of Gravity & M.I. used in ancient constructions like temples, forts etc.)
• Unit II – Simple Stresses, Strains & Elastic Constants: Concept of elastic body, definition of stress, strain, Type of stresses & strains; Hook’s law, elastic limit, Linear and lateral strain, Poisson’s ratio; Young’s Modulus, Shear Modulus, Bulk Modulus & Relation between these three moduli; Standard stress strain curve for mild steel bar and Tor steel bar under tension test, Yield stress, proof stress, ultimate stress, breaking stress, and working stress, strain at various critical points, percentage elongation and Factor of safety; Shear stress and shear strain, Single shear, Double shear, Punching shear; Deformation of body subjected to axial force for uniformed and stepped sections. Deformation of uniform body subjected to forces at its intermediate sections; Concept of composite section, stresses induced and load shared by each material under axial loading only (No numerical on stepped sections); Uni-axial, Bi-axial and Tri-axial stress systems; Strain in each direction, volumetric strain, change in volume
• Unit III – Shear Force & Bending Moment: Types of Supports: Simple, Hinge, Roller & Fixed and Beams: Cantilever, Simply supported, Roller, Hinge & overhanging beams; Types of loads: Concentrated or Point load, Inclined point load & Uniformly Distributed load; Meaning of SF and BM, Relation between them, Sign conventions; SFD & BMD for Simply Supported, Cantilever and overhanging beams subjected to Vertical point load & UDL only; Drawing SFD and BMD, Location of Point of Contra-Shear, maximum BM, Location of Point of Contra-flexure
• Unit IV – Bending and Shear Stresses in beams: Theory of pure bending, assumptions in pure bending, Concept of Neutral Axis and section modulus; Flexural Equation (without derivation) with meaning of each term used in equation, bending stresses and their nature, bending stress distribution diagram; Bending stress variation diagram across depth of given cross section for cantilever and simply supported beams for symmetrical sections only; Shear stress equation (without derivation), meaning of each term used in equation, relation between maximum and average shear stress for square, rectangular and circular section (numerical), shear stress distribution diagram; Shear stress distribution diagram for square, rectangular, circle, hollow square, hollow rectangular, hollow circle, T-section & symmetrical I-section only (no numericals); Use of shear stress equation for determination of shear stresses in hollow rectangular section
• Unit V – Direct and Bending Stresses: Introduction to direct and eccentric loads, Eccentricity about one principal axis, nature of stresses; Maximum and minimum stresses, resultant stress distribution diagram. Condition for “No tension” condition (Problems on Column subjected to Eccentric load about one axis only.); Limit of eccentricity, core of section for circular cross sections, middle third rule for rectangular section; Introduction to compression members, effective length, radius of gyration, slenderness ratio, type of end conditions for columns; Buckling (or Crippling) load for columns by Euler’s Formula & Rankine’s Formula with meaning of each term in it (No numericals)

What’s Inside the QuAn Book?

• Topicwise Question Bank – All important 2, 4 and 6 marks questions by unit
• Model Answers – Step-by-step solutions with diagrams and marking scheme
• Previous Exam Questions – Actual MSBTE Summer and Winter exam questions
• Frequency Analysis – Most repeated questions highlighted for focused study
• Marking Scheme – Know exactly what to write to score full marks
• Last Minute Ready – Ideal for quick and focused exam preparation

Subject Code: 313308 | Subject: Strength of Materials | Board: MSBTE | Scheme: K Scheme | Published by: ReemaS Edutech, Kolhapur