Mechanical Properties of Solids – Stress, Strain, Hooke's Law, Young's Modulus
Physics · Grade 11 · Week 24 · 25 questions
Mechanical Properties of Solids is a foundational Grade 11 physics chapter that covers Stress, Strain, Hooke's Law, and Young's Modulus. Mastering these ideas sharpens your problem-solving for numericals and conceptual questions alike.
What you'll practise
- Analyse Stress
- Derive Strain
- State and apply Hooke's Law
- Apply mechanical properties of solids concepts to NCERT exercise and exemplar problems
All 25 questions in this Mechanical Properties of Solids – Stress, Strain, Hooke's Law, Young's Modulus quiz
Grade 11 Physics — Mechanical Properties of Solids – Stress, Strain, Hooke's Law, Young's Modulus: 25 practice questions with instant scoring and explanations.
- Stress is defined as:
- SI unit of stress:
- Strain is:
- Strain has units of:
- Hooke's law states:
- Young's modulus is:
- SI unit of Young's modulus:
- Bulk modulus relates:
- Modulus of rigidity (shear modulus) is defined for:
- Poisson's ratio σ lies between:
- Material with largest Young's modulus among: steel, copper, rubber:
- Elastic limit is:
- Breaking stress depends on:
- Dimensional formula of stress:
- Strain energy per unit volume = :
- A wire of length L, area A, stretched by force F. Extension x = :
- Two wires of same material, one thicker. Same force. Extension:
- Elastic potential energy in stretched wire:
- Ratio Y:B:η for typical solid:
- Compressibility = :
- A rubber band is:
- Stress-strain curve: yield point lies between:
- Proportional limit is:
- A steel wire (Y=2×10¹¹ Pa), length 2 m, area 10⁻⁶ m², stretched by 0.1 mm. Force:
- Young's modulus of a perfectly rigid body is:
Question 1 of 250 correct so far