05- Поведение балок при изгибе (всего)

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0:00 - Cross-sections of beams
7:33 - Analysis vs Design
11:09 - Types of moments calculated in this lesson.
16:24 - Cracking Moment (Mcr) & Working Moment (Mw) Introduction
41:55 - Reinforcement in cross-sections
55:55 - Important symbols in cross-sections
57:57 - Modular ratio (n)
1:06:50 - Normal stresses on concrete and steel
1:13:15 - Revision on Moment of Inertia (I)
1:18:24 - Virtual sections
1:23:09 - Calculating Moment of Inertia before cracking (Ig)
1:39:16 - Calculating Moment of Inertia after cracking (Icr)
2:05:24 - Calculation of Normal stress
2:07:04 - Stages of a beam under variable bending moments
2:14:14 - Calculating Cracking Moment (Mcr) and examples
2:27:31 - Calculating Working Moment (Mw) and examples
3:00:14 - Ultimate Moment Introduction (Mult)
3:13:08 - Types and behaviours of sections at failure (Under, Balanced, and Over)
3:32:07 - Stress Diagram at failure
3:44:02 - Stress and Strain Diagrams for different types of failure
3:47:36 - Calculation of Normal forces
3:49:51 - Equilibrium and Compatability Equations
4:05:36 - Calculation of steels' stress (Fs) and (F's) from the strain diagram
4:14:58 - Calculation of Ultimate Moment (Mult)
4:29:41 - Ultimate Moment (Mult) Examples
4:38:54 - Ultimate Moment (Mult) with Compression steel (A's)
5:02:09 - Ultimate Moment (Mult) with T-sections
5:19:19 - Balanced reinforcement (Asb)
5:24:21 - Ultimate Limits Moment (M U.L) Introduction
5:54:50 - Calculation of Ultimate Limits Moment (M U.L)
6:24:58 - Ideas and miscellaneous examples

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