Mechanical Properties of Solids
According to Hooke's law, stress is directly proportional to strain within which limit?
What is the SI unit of Young's Modulus of elasticity?
Which of the following materials is the most elastic?
The elastic potential energy stored per unit volume of a stretched wire is given by:
What is the value of Young's modulus for a perfectly rigid body?
The reciprocal of Bulk Modulus of elasticity is known as:
Fluids (liquids and gases) possess only which type of modulus of elasticity?
What are the theoretical limits of Poisson's ratio ($\nu$)?
The breaking stress of a wire depends upon:
Longitudinal strain is possible only in:
If a wire of original length $L$ and area $A$ elongates by $\Delta L$ under a force $F$, what is the expression for Young's modulus $Y$?
A wire is stretched by $1\text{ mm}$ under a load of $10\text{ N}$. The work done in stretching the wire is:
Materials that can be stretched to cause large strains (e.g., tissue of aorta) are called:
What is the value of Shear Modulus (Modulus of Rigidity) for a liquid?
The dimensional formula of stress is identical to that of:
The ratio of lateral strain to longitudinal strain is known as:
When a metal rod clamped at both ends is cooled, thermal stress is produced in it. This thermal stress is directly proportional to:
Two wires A and B are made of the same material. Wire A has twice the length and twice the radius of wire B. The ratio of Young's modulus of wire A to wire B is:
Strain is a:
The phenomenon of delay in regaining the original configuration after the removal of deforming force is known as: