Design Against Fluctuating Load Practice Set

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1. Cold working

2. The criterion of failure for machine parts subjected to fluctuating stresses is

3. The maximum stress concentration factor for a rectangular plate with a transverse hole loaded in tension or compression is

4. In static loading, the effect of stress concentration is more serious in case of

5. A stress that varies in sinusoidal manner with respect to time from a minimum value to maximum value and which has some mean as well as amplitude value is called

6. The notch sensitivity factor (q) is given by

    Where, Kt and Kf are theoretical and fatigue stress concentration factors

7. A stress that varies in sinusoidal manner with respect to time from tensile to compressive (or vice versa) and which zero mean is called

8. Fatigue failure results due to fluctuating stresses when the stress magnitude is

9. Stress concentration factor is defined as

10. As the size of the component increases, the endurance limit of the component


 

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A Demrot is the founder of VideRime Online Learning, a leading engineering website. He did his BE Civil and M.Tech Structure from RGPV University, Bhopal and has been working as an Assistant Professor in a reputed college.

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