Hi,In this lesson, I will demonstrate how to solve a tricky problem (asked in a non regular manner) using reverse methods. Problem Statement: 2 Numbers x and y are in ratio 3:4 and there LCM is 48, Find...
What are the laws of reflection on plane surfaces? When light rays are reflected by a smooth plane surface such as that of a plane mirror: The angle of incidence is equal to the angle of reflection...