Which of the following is most elastic?

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Which of the following is most elastic? Answer: Steel

Steel is generally considered the most elastic material among common options like rubber, glass, or plastic.Elasticity refers to a material's ability to return to its original shape after being deformed. Steel has a high Young's modulus, which indicates its resistance to deformation under stress. This means it can withstand significant forces and still bounce back to its original shape. Rubber, while flexible, has a lower Young's modulus and is less elastic than steel. Other materials like glass and sponge are even less elastic than rubber.

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This question is part of 🔬 General Science within the broader 🌐 Current Affairs & GK subject and appears in the ASF Airports Security Force preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.