MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Mechanical Metallurgy Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A material has notch sensitivity factor equal to one (q=1), the relation between the Kf and Kt for this material will be __________ |
| A. | Kf>Kt |
| B. | Kf<Kt |
| C. | Kf=Kt |
| D. | no relation between them |
| Answer» D. no relation between them | |
| 2. |
The material does not experience any reduction in the fatigue strength from the notch. The value of fatigue notch factor (Kf) for this material will be equal to ________ |
| A. | Kf=0 |
| B. | Kf=1 |
| C. | Kf=0.5 |
| D. | Kf=infinite |
| Answer» C. Kf=0.5 | |
| 3. |
The relationship between the Kf and Kt is defined as ____________ (where q is notch sensitivity factor). |
| A. | Kf=q+Kt |
| B. | q=(Kf-1)/(Kt-1) |
| C. | q=(Kf)/(Kt-1) |
| D. | q=(Kf-1)/(Kt) |
| Answer» C. q=(Kf)/(Kt-1) | |
| 4. |
A very sharp notch having high Kt has more effect on the fatigue strength than it would be expected from the value of Kt. |
| A. | True |
| B. | False |
| Answer» C. | |