Week Bending Moment Bending Moment beams distributed ...
Transcript of Week Bending Moment Bending Moment beams distributed ...
Government Polytechnic Sundernagar Distt Mandi (H.P) Department of Civil Engineering
LESSON PLAN FOR STRUCTURAL MECHANICS (SEMESTER-4TH)SESSION: (April-JULY 2021) S.No MONTH | WEEK DATE
Week 2| CONTENTTS REMARKS
Introduction to Structural Mechanics. 1. Properties of Materials:Classification of materials, elastic materials, plastic
materials, ductile materials, brittle materials. 2. Simple Stresses and Strains:Concept of stress, normal and shear
19 stresses, Concept of strain and deformation, longitudinal and transverse
5
Week 2 7
Week 3| 12 strain poisson's ratio, volumetric strain, Hooke's law, modulii of elasticity and rigidity, Bulk modulus of elasticity, relationship between the elastic constants.
1 APRIL |Stresses and strains in bars subjected to tension and compression. Extension of Week 4 19 uniform bar under its own weight, stress produced in compound bars (two or three) due to axial load, Temperature stresses and strains
3. Shear Force and Bending Moment:Concept of a beam and supports (Hinges, Week 526 Roller and Fixed), types of beams: simply supported, cantilever, propped, over hang
and continuous beams (only concept).
Types of loads (dead load, live load, snow load, wind load seismic load as per IS Week 5 28 Codes etc) and types of loading (point, uniformly distributed and uniformly varying
loads),Concept of bending moment and shear force, sign conventions. Week 2 3 Bending Moment and shear force diagrams for cantilever beam.
Week 2 Bending Moment and shear force diagrams for simply supported and overhanging beams subjected to concentrated, uniformly distributed, uniformly varying load
5
Week 3 |Relationship between load, shear force and bending moment, point of maximum 10 |bending moment, and point of contraflexure
Week 312 Class Test -1 |4. Moment of Inertia:Concept of moment of inertia and second moment of area and
radius of gyration, theorems of parallel and perpendicular axis. |Second moment of area of common geometrical sections: rectangle, triangle, circle
19
2 MAY Week 4 17
Week 4 (without derivations). Second moment of areas for shapes made of simple rectangle
(L,T,Channel and l sections )only, section modulus.
5. Bending Stresses in Beams:Concept of pure/simple bending.Assumptions made Week 5 24 in the theory of simple bending,
Week 5 31 derivation and application of bending equation to circular cross-section, I section, T
and L sections ony
Week 1 Moment of resistance,Calculations of bending stresses in simply supported beam. 2
Week 2 6. Combined Direct and Bending Stresses: Concentric and eccentric loads single axis 7
eccentricity only,_ Effect of eccentric load on the section stresses due to eccentric loads, Numerical in Week 2 9
the case of short columns. Class Test-2 14
3 UNEWeek 3 Week 3 16 7. Shear Stresses in Beams:Concept of shear stresses in beams,
Week 4 shear stress distribution in rectangular, circular I, T, L sections (Formula to be stated
21 no derivation)_
23 8. Slope and Deflection: Necessity for determination of slope and deflection Week 4 -
Week 528 Moment area theorem (no derivation, simple numerical problems)
Week 530 9. Columns: Theory of columns
Week 2 5 Eulers Formula & Rankine Formula
Week 2 7 House Test Week 3 12 10. Analysis of trusses by methods of section and joints
Week 3 JULY |Numerical on methods of section.
|Numerical on methods of joints.
14
Week 4 19
Week 5 26 Revision of all the chapter. Week 5 28 Revision of all the chapter.
Note: Lesson Plan is Tentative, subject to availability of time, students and faculty.
Signaturëror Teacher (Er. Ishan Sharma)
Signatlre pf H.O.D
(Er. Tanmay Kapoor)