Part 3 - Sample Problem 1 Steel Yield

Part 1 - Principles of Flexural Stress: https://youtu.be/pWGVfu4A1us Part 2 - Analysis and Design Assumption for Singly Reinforced Concrete Beam based on NSCP 2015: https://youtu.be/RX5p1Net2d8 Part 4 - Sample Problem 2 (Steel does no yield): Soon