Mechanical Behaviour and Testing of Materials Practice Test 6

1. Strain hardening causes more deformation on less stress application.

2. Ductile fractured surface appears _____

3. Necking causes drop in load after an ultimate tensile point.

4. What is the tensile strength range for plain carbon steels?

5. In which type of brittle fracture, crack travels through grain boundaries?

6. Which theory explains brittle fracture?

7. In intergranular fracture, crack travels along grain boundaries.

8. Strain energy required in a ductile fracture is ____ and _____ in brittle.

9. Above equicohesive temperature, material fail in __________

10. The planes along with which fracture takes place in metals are known as ____________