General Studies · Strength of Materials
Which of the following statements is correct regarding the bulk modulus (K) of an elastic, isotropic material?
- 1It is zero for a perfectly incompressible material.
- 2It is independent of Poisson's ratio.
- 3It is a completely independent elastic constant of the material, and it can be negative.
- 4It is not an independent elastic constant of the material, and it is always positive for stable materials.✓
Correct answer
It is not an independent elastic constant of the material, and it is always positive for stable materials.
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