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Stress concentration is caused due to

A. Variations in load acting on a member

B. Variations in properties of materials in a member

C. Abrupt change of cross-section

D. All of these

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  6. The stress induced in the belt is,
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  14. If a load W is applied instantaneously on a bar; Then the stress induced in bar will
  15. When a helical compression spring is cut into halves, the stiffness of the resulting spring will be
  16. Which of the following statement is correct?
  17. The radial distance of a tooth from the pitch circle to the top of the tooth is called
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  20. A machine part subjected to __________ is called a strut.
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  23. If T is the actual number of teeth on a helical gear and φ is the helix angle for the teeth, then…
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  25. The function of a washer is to
  26. The coefficient of friction in belt drive depends upon
  27. Which of the following property is essential for spring materials?
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  29. The maximum normal stress theory is used for
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