List of top Material Science & Ceramic Technology Questions asked in Tamil Nadu Common Entrance Test

The lattice constant of a BCC unit cell with an atomic radius of 1.24 Å is
Metallic bond is not characterized by
The unit of diffusional flux is
The windows of an airplane are made in
If the first reflection from an FCC crystal has a Bragg angle \( \theta = 21.5^\circ \), the \( \theta \) corresponding to the second reflection is
Cermet are examples of
Corrosion resistance of steel is increased by adding
The faces in a tetragon are
What will happen at the accelerating or tertiary creep stage?
Which of the following is known as the Griffith equation?
Martensitic transformations
Fatigue failure occurs due to
If \( K \) and \( \sigma \) be the thermal and electrical conductivities of a metal at temperature \( T \), then
What are the trade names of two most common aramid materials?
Conductive polymers are mainly synthesized by
Polyvinyl chloride is
Choose the correct statement
Which of the following heat treatment processes is used for softening hardened steel?
The carbon content required in steels to produce scissors and knives is
The degree of freedom when ice, water, and water vapour co-exist in equilibrium is
Frank–Reed source is a
Which one of the following sets of constituents is expected in equilibrium cooling of a hyper-eutectoid steel from the austenitic state?
The armchair structure of a carbon nanotube is obtained when the nanotube axis is
Which one of the following statements about phase diagrams is NOT correct?
Specify the sequence correctly