timetravelden

Photo by Markus Spiske on Unsplash   INTRODUCTION -    Electric Vehicle a.k.a. EV as the name suggest are vehicles which work on el...

In physics ,  sound  is a vibration  that propagates as an a coustic wave , through a transmission medium  such as a gas, liquid or solid. I...

Photo by sippakorn yamkasikorn on Unsplash Have you ever wondered what entities were the most important ingredients for the creation of thi...