Design Against Fluctuating Load Practice Set

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

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

3. Stress concentration occurs due to

4. The reliability factor for using 50% reliability in design is

5. The endurance limit of the component can be increased by

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

7. Stress concentration factor is defined as

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

10. 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


 

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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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