Daily Archive: Saturday, May 2, 2020

What is Coulomb’s Law?Coulomb law was firstly published by Charles  Augustin de Coulomb in 1785.The  apparatus used in finding coulomb law is known as Torsion Balance .By the use of Torsion Balance we can accurately measure the  force and distance between the two charges. ...Read More

What is full form of LED?LED stand for Light emitting diode and it is a semiconductor device which emit light when current flow through it. Electron in the semiconductor recombines with electron holes and as a result energy release in the form of photon. ...Read More