11. A spring is used to
12. Which of the following property is essential for spring materials?
13. In case of thick cylinders, the tangential stress across the thickness of cylinder is
14. Screws used for power transmission should have
15. Yield point in fatigue loading as compared to static loading is
16. Which is correct statement?
Stress concentration in static loading is
Stress concentration in static loading is
17. When two helical springs of equal lengths are arranged to form a cluster spring, then
18. If two springs are in parallel then their overall stiffness will be
19. When two springs are in series (having stiffness K), the equivalent stiffness will be
20. In order to remove internal stresses produced by hardening the steel, the process usually adopted is
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