What is electromagnetic induction?
The phenomenon of producing an induced e.m.f. in a coil or a conductor due to changing magnetic flux is called as electromagnetic induction
Posted by Manoj Jaiswar ( PMJ Sir )
What is a perfect black body ?
A body that absorbs the entire radiation energy incident on it is called a…
Thermodynamics involved in a pressure cooker
Pressure cooker is a very common device used in cooking food by consuming …