Physics · Properties of Matter
Consider the following statements: S1. Stress is defined as restoring force per unit area. S2. Hooke's law is valid only within the elastic limit. S3. Modulus of elasticity is the slope of the stress-strain curve in the plastic range. S4. Strain is a dimensionless quantity. Which of the above statements are correct?
- 1S1 and S3 only
- 2S1 and S2 only
- 3S2 and S3 only
- 4S1, S2 and S4 only✓
Correct answer
S1, S2 and S4 only
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