Question: Which of the following best describes the term \'shear modulus\'?

Options:

1. Ratio of shear stress to shear strain
2. Ratio of tensile stress to tensile strain
3. Ratio of compressive stress to compressive strain
4. Ratio of bulk stress to bulk strain

Correct Answer: Ratio of shear stress to shear strain

Solution:

The shear modulus is defined as the ratio of shear stress to shear strain in a material.