Design Against Fluctuating Load Practice Set

May 19, 2021

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1. Stress concentration occurs due to

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

3. The factor of safety for machine parts subjected to reversed stresses is

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

5. The surface finish factor for a highly polished component is

6. In cyclic loading, the effect of stress concentration is more serious in case of

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

8. The approximate relationship between endurance limit of rotating beam specimen (S’e) and ultimate tensile strength (Sut), in case of steel component, is

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

10. Stress concentration occurs due to


 

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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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