Рет қаралды 7,882
This video deals with
1. Understanding the discrepancy between Theoretical Cohesive strength and experimentally observed cohesive strength.
2. Griffith consideration of inherent cracks present in materials to evaluate cohesive strength
3. Griffith's theory for brittle materials
4. Role of surface energies and relaxation energies towards fracture
5. What are Surface cracks (sharp cracks and through thickness cracks) and Internal cracks