1. Poisson’s Ratio is applicable to-
- Solid only
- Gas only
- Liquid only
- All of these
2. The restoring force per unit area is known as-
- strain
- elasticity
- stress
- None of these
3. The ratio of stress to strain is called-
- Frictional coefficient
- Elastic constant
- Coefficient of viscosity
- Surface tension
View Answer
Elastic constant
4. Unit of Stress is
5. The dimensional formula of stress is-
- [ML⁻¹T⁻²]
- [M°L°T°]
- [MLT⁻¹]
- [MLT⁻²]
View Answer
[ML⁻¹T⁻²]
6. According to Hooke’s Law of Elasticity, if stress is increased, the ratio of stress to strain-
- decreases
- becomes zero
- increases
- remains constant
View Answer
remains constant
7. Substances which can be stretched to cause large strain are called-
- Isomers
- Elastomers
- Plastomers
- Polymers
8. The ratio of stress and strain is called-
- surface tension
- modulus of elasticity
- coefficient of friction
- coefficient of viscosity
View Answer
modulus of elasticity
9. The ratio of tensile and longitudinal strain is called–
- young’s modulus
- modulus of elasticity
- bulk modulus
- None of these
View Answer
young’s modulus
10. The ratio of shearing stress to the shearing strain is defined as-
- Young’s Modulus
- Bulk Modulus
- Shear Modulus
- Compressibility
View Answer
Shear Modulus
11. The Shear modulus is also known as-