Design Against Fluctuating Load Practice Set

May 19, 2021

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

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

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

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

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

5. Stress concentration occurs due to

6. Stress concentration occurs due to

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

8. Stress concentration occurs at the contact between

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. Stress concentration factor is defined as


 

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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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