Vapour Pressure When a liquid is placed in a closed container, it evaporates and converts to vapour. After some time,  ….Read More >>

Gauss law relates the flux through a closed surface (a surface that encloses some volume) with charges present inside the  ….Read More >>

This law is useful in finding the magnetic field due to currents under certain conditions of symmetry. Consider a closed  ….Read More >>

A potentiometer is a conductor of uniform cross-section with a steady current set up in it. This maintains a uniform  ….Read More >>