List of top Nano Technology Questions asked in Andhra Pradesh Post Graduate Engineering Common Entrance Test

Turbulent flow is generally observed when Reynolds number is:
The third law of thermodynamics states that in the limit \( T \to 0 \)?
A flat plate is placed in an air stream at 20°C. The free stream velocity is 2 m/s. If the kinematic viscosity of air is \( 1.5 \times 10^{-5} \, {m}^2/{s} \), what is the Reynolds number at a distance of 1 m from the leading edge?
Thermodynamically stable defects are?
Electron backscattered diffraction is a technique based on?
Optical fibers rely primarily on:
In laminar boundary layer flow over a flat plate, wall shear stress:
Enthalpy and temperature are?
A polymer shows a glass transition temperature (Tg) of 100°C. If modified with nanofillers, Tg increases by 15%. What is the new Tg?
A material shows the following stress-strain data: Stress = 400 MPa at strain = 0.002. Find the modulus of elasticity.
The Navier-Stokes equation is based on:
How many number of Bravais lattices are there in the monoclinic crystal system?
For the emission of characteristic X-rays from the K-shell of an element, the incident energy should be:
Reynolds stresses arise due to:
Displacement thickness in boundary layer theory represents:
Surface area per gram of the adsorbent is called?
The primary mode of heat transfer in solids is:
A quantum dot emits light at 600 nm. If the particle size is reduced, the emitted wavelength will:
In Joule's experiment, heat is converted into:
Inert gas used in Brunauer – Emmet – Teller (BET) surface area analysis for measuring low surface area values is:
An Ellingham diagram is used to:
In the case of nanostructures, the ratio of number of atoms on the surface to the number of atoms in the interior is ........
Grain size distribution in nano material is close to?
The equation which describes the relationship between grain size and the yield of polycrystalline metals is called as?
A method used to produce high quality semiconductor grade material?