Design Against Fluctuating Load Practice Set

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1. 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

2. Stress concentration occurs due to

3. The relationship between endurance limit of component subjected to fluctuating torsional shear stresses (Sse) to endurance limit in revered bending (Se) is

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

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

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

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

8. Cold working

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

10. Stress concentration occurs at the contact between


 

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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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