• Lecture Mechanics of materials (Third edition) - Chapter 10: Columns

    Lecture Mechanics of materials (Third edition) - Chapter 10: Columns

    The following will be discussed in this chapter: Stability of structures, euler’s formula for pin-ended beams, extension of euler’s formula, eccentric loading, the secant formula, design of columns under centric load, design of columns under an eccentric load.

     24 p ktkt 22/10/2018 10 0

  • Lecture Mechanics of materials (Third edition) - Chapter 11: Energy methods

    Lecture Mechanics of materials (Third edition) - Chapter 11: Energy methods

    The following will be discussed in this chapter: Strain energy, strain energy density, elastic strain energy for normal stresses, strain energy for shearing stresses, strain energy for a general state of stress, design for impact loads, work and energy under a single load,...

     31 p ktkt 22/10/2018 10 0

  • Lecture Mechanics of materials (Third edition) - Chapter 8: Principle stresses under a given loading

    Lecture Mechanics of materials (Third edition) - Chapter 8: Principle stresses under a given loading

    Lecture Mechanics of materials (Third edition) - Chapter 8: Principle stresses under a given loading. In chapter 8, you will learn how to determine the stress in a structural member or machine element due to a combination of loads and how to find the corresponding principal stresses and maximum shearing stress.

     25 p ktkt 22/10/2018 11 0

  • Lecture Mechanics of materials (Third edition) - Chapter 9: Deflection of beams

    Lecture Mechanics of materials (Third edition) - Chapter 9: Deflection of beams

    The following will be discussed in this chapter: Deformation of a beam under transverse loading, equation of the elastic curve, direct determination of the elastic curve from the load di, statically indeterminate beams, application of superposition to statically indeterminate, moment-area theorems,...

     34 p ktkt 22/10/2018 10 0

  • Lecture Mechanics of materials (Third edition) - Chapter 6: Shearing stresses in beams and thinwalled members

    Lecture Mechanics of materials (Third edition) - Chapter 6: Shearing stresses in beams and thinwalled members

    The following will be discussed in this chapter: Introduction, shear on the horizontal face of a beam element, determination of the shearing stress, longitudinal shear on a beam element of arbitrary shape, shearing stresses in thin-walled members, unsymmetric loading of thin-walled members.

     26 p ktkt 22/10/2018 10 0

  • Lecture Mechanics of materials (Third edition) - Chapter 7: Transformations of stress and strain

    Lecture Mechanics of materials (Third edition) - Chapter 7: Transformations of stress and strain

    The following will be discussed in this chapter: Introduction, transformation of plane stress, principal stresses, maximum shearing stress, mohr’s circle for plane stress, general state of stress, application of mohr’s circle to the three- dimensional analysis of stress, yield criteria for ductile materials under plane stress, fracture criteria for brittle materials under plane stress, stresses in thin-walled pressure vessels.

     40 p ktkt 22/10/2018 11 0

  • Lecture Mechanics of materials (Third edition) - Chapter 4: Pure bending

    Lecture Mechanics of materials (Third edition) - Chapter 4: Pure bending

    The following will be discussed in this chapter: Pure bending, other loading types, symmetric member in pure bending, bending deformations, strain due to bending, beam section properties, properties of american standard shapes, deformations in a trans verse cross section, bending of members made of several materials,...

     42 p ktkt 22/10/2018 12 0

  • Lecture Mechanics of materials (Third edition) - Chapter 5: Analysis and design of beams for bending

    Lecture Mechanics of materials (Third edition) - Chapter 5: Analysis and design of beams for bending

    Lecture Mechanics of materials (Third edition) - Chapter 5: Analysis and design of beams for bending. The following will be discussed in this chapter: Introduction; shear and bending moment diagrams; relations among load, shear, and bending moment; design of prismatic beams for bending.

     22 p ktkt 22/10/2018 13 0

  • Lecture Mechanics of materials (Third edition) - Chapter 1: Introduction - Concept of stress

    Lecture Mechanics of materials (Third edition) - Chapter 1: Introduction - Concept of stress

    Lecture Mechanics of materials (Third edition) - Chapter 1 "Introduction - Concept of stress". The main contents of the chapter consist of the following: Concept of stress, review of statics, structure free-body diagram, component free-body diagram, method of joints, stress analysis, design,...

     25 p ktkt 22/10/2018 9 0

  • Lecture Mechanics of materials (Third edition) - Chapter 2: Stress and strain – Axial loading

    Lecture Mechanics of materials (Third edition) - Chapter 2: Stress and strain – Axial loading

    The following will be discussed in this chapter: Stress & strain: axial loading, normal strain, stress-strain test, stress-strain diagram: ductile materials, stress-strain diagram: brittle materials, hooke’s law: modulus of elasticity, elastic vs. plastic behavior, fatigue, deformations under axial loading,...

     43 p ktkt 22/10/2018 8 0

  • Lecture Mechanics of materials (Third edition) - Chapter 3: Torsion

    Lecture Mechanics of materials (Third edition) - Chapter 3: Torsion

    The following will be discussed in this chapter: Torsional loads on circular shafts, net torque due to internal stresses, axial shear components, shaft deformations, shearing strain, stresses in elastic range, normal stresses, torsional failure modes, angle of twist in elastic range,...

     30 p ktkt 22/10/2018 10 0

  • Nguyên lý hoạt động và phân tích các nguồn sai số trong kỹ thuật đo cao vệ tinh

    Nguyên lý hoạt động và phân tích các nguồn sai số trong kỹ thuật đo cao vệ tinh

    Lịch sử phát triển và những thông số kỹ thuật của các thế hệ vệ tinh hiện nay, nguyên lý hoạt động của kỹ thuật đo cao vệ tinh, phân tích ảnh hưởng của các nguồn sai số trong kỹ thuật đo cao vệ tinh,... là những nội dung chính trong bài viết "Nguyên lý hoạt động và phân tích các nguồn sai số trong kỹ thuật đo cao vệ tinh". Mời các bạn cùng...

     5 p ktkt 22/10/2018 13 0

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