Design Against Fluctuating Load Practice Set

May 19, 2021

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

2. Stress concentration occurs due to

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

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

5. Stress concentration occurs due to

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

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

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

8. Stress concentration occurs at the contact between

9. 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

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


 

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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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