Podcast
Questions and Answers
Which portion of the stress-strain curve indicates the elastic limit where Hook's law may not be obeyed?
Which portion of the stress-strain curve indicates the elastic limit where Hook's law may not be obeyed?
- Portion C'D
- Portion C'C
- Portion BC
- Portion AB (correct)
What term is used to describe the point at which the metal shows an appreciable strain even without further increase in stress, and the strain is not fully recoverable when the load is removed?
What term is used to describe the point at which the metal shows an appreciable strain even without further increase in stress, and the strain is not fully recoverable when the load is removed?
- Point C'
- Point D
- Point B
- Point C (correct)
What type of materials show very small elongation before fracturing?
What type of materials show very small elongation before fracturing?
- Brittle materials (correct)
- Elastic materials
- Ductile materials
- Composite materials
Where does the yielding commence on the stress-strain curve?
Where does the yielding commence on the stress-strain curve?
Which portion of the stress-strain curve is about 100 times more strained compared to portion O to C?
Which portion of the stress-strain curve is about 100 times more strained compared to portion O to C?
What is the point termed where the bar begins to form a local neck in the stress-strain curve?
What is the point termed where the bar begins to form a local neck in the stress-strain curve?
Which portion of the stress-strain curve indicates the fracture or breaking point?
Which portion of the stress-strain curve indicates the fracture or breaking point?
Which materials exhibit a stress-strain curve similar to that of high carbon steel, as shown in Fig. 1.2?
Which materials exhibit a stress-strain curve similar to that of high carbon steel, as shown in Fig. 1.2?
Which point on the stress-strain curve is known as the ultimate tensile stress point?
Which point on the stress-strain curve is known as the ultimate tensile stress point?
Flashcards are hidden until you start studying
