In this video we will cover how to apply the dot product to determine the angle between two vectors, to determine if the vectors are parallel or orthogonal, and lastly find the resultant vector of a ...

I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those ...

Former Chief of Staff of the Sri Lanka Navy and Vice Chancellor of Sir John Kotalawella Defence University.” Undersea fiber optic cables constitute the backbone of global digital connectivity, ...

Two lamps connected in series with an open switch and a cell The circuit diagram shows a circuit with two lamps connected in series. If one lamp breaks, the other lamp will not light. The current is ...

Journey through Musical Storyland, where children’s favourite fairy tales and traditional folktales are re-imagined with magical music performed by musicians of the BBC Philharmonic Orchestra. Sun, ...