1.1 – CONCEPT OF STRESS For each of the questions below, choose the correct answer. Name Email 1. Stress at a point is a vector True False 2. In three dimensions stress has nine components. True False 3. In three dimensions stress has six independent components. True False 4. At a point in plane stress there are three independent stress components. True False 5. At a point in plane stress there are always four zero stress components. True False 6. If the shear stress on the left surface of an imaginary cut is upward and defined as positive, then on the right surface of the imaginary cut it is downward and negative. True False 7. A stress element can be drawn to any scale. True False 8. A stress element can be drawn at any orientation. True False 9. Stress components are opposite in direction on the two surfaces of an imaginary cut. True False 10. Stress components have opposite signs on the two surfaces of an imaginary cut. True False Do you have any comments or suggestions? Please send them to author@madhuvable.org Time's up