S C Kheterpal, S N Dhawan and, P N Kapil Solutions for Chapter: States of Matter: Solid State, Exercise 20: TEST YOUR GRIP

Pure substances which show conductivity similar to that of silicon and germanium are called _____ semiconductors.

As regards magnetic behaviour, ${\mathrm{TiO}}_2$ is _____.

Substances which show permanent magnetism even in the absence of magnetic field are called _____.

Antiferromagnetic substance have _____ magnetic moment.

Magnetite is _____ as regards magnetic behaviour.

The electricity produced in a polar crystals when mechanical stress is applied on them is called _____.

In terms of dielectric properties, barium titanate is _____.

The characteristic temperature of a ferromagnetic substance above which it shows no ferromagnetism is known as _____.