JEE Mains · Physics · STD 11- 8. mechanical properties of solids
A material has Poisson's ratio \(0.50.\) If a uniform rod of it suffers a longitudinal strain of \(2 \times {10^{ - 3}}\), then the percentage change in volume is
- A \(0.6\)
- B \(0.4\)
- C \(0.2\)
- D \(0\)
Answer & Solution
Correct Answer
(D) \(0\)
Step-by-step Solution
Detailed explanation
\(\frac{{dV}}{V} = (1 - 2\sigma )\frac{{dL}}{L}\) \(\frac{{dV}}{V} =0\)
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