Mechanical Metallurgy Practice Test 8

1. In a material, if several mechanisms are operating in parallel to creep the material, then the creep rate will be decided by the __________

2. The following graph represents the relation between the creep rate and the total strain:

3. Which of the following is not an embrittlement element in steel?

4. Which of the following is not a nickel-based high-temperature application alloy?

5. Which of the following is not among the basic condition responsible for causing the fracture of brittle?

6. According to Larser-Miller parameter, the relation between the log of rupture time and the inverse of temperature is shown in which curve in the following figure?

7. Which of the following is preferred as solute for high-temperature application for metals?

8. The larger grain material will have _________ equicohesive temperature(ECT), while the fine grain material will have ____________ ECT.

9. Which of the following is the primary product of metalworking (or most significant in cross-sectional area)?

10. In a material, if several mechanisms are operating in series to creep the material, then the creep rate will be decided by the __________