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

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?
On a Mohr’s circle, any point on the circle represents:
In 2D viscous incompressible flow, the continuity equation is:
A metal nanopowder is produced by four different processes as given below. Spherical morphology of the powder is more likely in?
Which mathematical method is used in X-ray crystallography?
In a simply supported beam, where does maximum bending moment occur under a point load?
For a body to be in equilibrium under concurrent coplanar forces, the sum of:
The shape of the first Brillouin zone of an FCC lattice is?
A material is deformed by slip along a plane with a critical resolved shear stress (CRSS) of 150 MPa. What is the applied stress needed if the orientation factor is 0.45?
What is the primary challenge in synthesizing nanoparticles using the bottom-up approach?
Calculate the drift velocity of the free electrons with mobility of (3)5\(\times\)10\(^{-3}\) m\(^2\)/Vs in copper for an electric field strength of 0.5 V/m.
Which characteristic differentiates thermosetting polymers from thermoplastic polymers?
A block of mass 5 kg is placed on a frictionless inclined plane. The angle of inclination of the plane is 30 degrees. Calculate the force required to keep the block in equilibrium.
What distinguishes hard magnetic materials from soft magnetic materials in terms of their application?
What is a significant environmental challenge associated with the bottom-up approach in nanotechnology?
Which of the following properties is typically NOT enhanced by the addition of carbon in steel?
The velocity profile for a Bingham plastic fluid flowing (under laminar conditions) in a pipe.
What is the primary mechanical advantage of cross-linked polymers over linear polymers?
A paramagnetic substance, in the form of a cube with sides 1 cm, has a magnetic dipole moment of 20 x 10\(^{-6}\) J/T, when a magnetic intensity of 60 x 10\(^3\) A/m is applied. Its magnetic susceptibility is
Which factor is most critical when selecting a matrix material for a high-temperature composite application?
Estimate the surface area of a spherical nanoparticle with a diameter of 10 nm.
Which of the following statements best describes the effect of increasing the temperature on the conductivity of an intrinsic semiconductor?
Calculate the electrical conductivity of a copper wire if the number density of free electrons is 8.5x10\(^{28}\) electrons/m\(^3\) and the electron mobility is 0.0035 m\(^2\)/Vs.