Multiple choice general knowledge science & technology

What is the meaning of endurance limit of the material?

  1. It is ultimate tensile strength of the material

  2. It is the limiting stress, below which material can withstand infinite numbeer of cylic loads without failure

  3. It is the minimum permanent deflection caused by the material when it is subjected to 1 million stress reversals

  4. It ration of ultimate strength to yield stregth

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The endurance limit (or fatigue limit) is the maximum stress level below which a material can endure an infinite number of load cycles without failure. This is a critical concept in fatigue design for components subjected to repeated loading.