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Q. No.Poisson's ratio of a material is \(0.5.\) If the force is applied to a wire of this material, decrement in cross-sectional area of the wire is \(4\text{%}.\) The percentage increase in its length is:
1. \(1\text{%}\)
2. \(2\text{%}\)
3. \(2.5\text{%}\)
4. \(4\text{%}\)
1. \(1\text{%}\)
2. \(2\text{%}\)
3. \(2.5\text{%}\)
4. \(4\text{%}\)
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