List of top Nano Technology Questions

Concrete is a classic example of which type of composite?
Quantum confinement effects become significant when the size of the particle is comparable to the
Which combination of mechanical properties is typically shown by Ceramics?
In a composite material, the phase that is continuous and surrounds the other phase is called the
The phenomenon where light is emitted from a material after the absorption of photons (excitation) is generally called
The method commonly used for fabricating continuous fiber-reinforced polymer composites, specifically for making pipes or tanks is
As the size of a material reduces to the nanoscale, the surface area-to-volume ratio
Above Curie temperature, a ferromagnetic material becomes
The critical temperature of a superconductor is the temperature at which
Nanomaterials can be synthesized by the following approaches
Top-down approach in nanotechnology involves
Dielectric constant of a material measures
Soft magnetic materials are mainly used in
In composite materials, Matrices mainly function to:
In band theory, metals have
Ferrimagnetic materials are found in
Composite materials are typically made up of:
A metal has one free electron per atom, density $\rho = 0.97 \text{ g/cm}^3$ and molar mass $M = 39 \text{ g/mol}$. Calculate the Fermi energy $E_F$ of the metal:}
Which of the following best describes the general properties of Ceramics?
A metal has free electron density $n = 8.5 \times 10^{28} \text{ m}^{-3}$ and relaxation time $\tau = 2.5 \times 10^{-14} \text{ s}$. Calculate its electrical conductivity ($\sigma$):}
The refractive index of a material is defined as:
Diamagnetic materials have:
Which of the following is not a mechanism of polymerization?
The point on the stress-strain curve beyond which the material will not return to its original shape when the load is removed is called the:
In a fiber-reinforced composite, the primary role of the matrix is to