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The ratio of change in volume to original volume under fluid pressure is the:
AShear strain
BTensile strain
CLateral strain
DVolume strain
Answer & Solution
Correct answer: D. Volume strain
1. A fluid presses on all sides.
2. Only the volume changes.
3. That fractional change is the volume strain.
_Source: NCERT Class 11 Physics Part II, Chapter 9, Mechanical Properties of Solids._
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