GKFix MCQ Question

What is the strain in a steel rod that elongates by 1.59 mm when its original length is 1.0 m?

• A. 1.59 × 10⁻²
• B. 1.59 × 10⁻³
• C. 1.59 × 10⁻⁴
• D. 1.59 × 10⁻⁵