Polarity of the Rod There is a very important topic in EMI called Motional emf. There is a specific use case where the Rod moves over between the Rails. We know that when this Rod moves in the Perpendicular...
What is focal length? Ans: the distance between the pole and focal point. What is the relationship between the radius of curvature and focal length? Ans: R=2f What is myopia? When a person can see...
This is one of my videos of word problems of quadratic equations. There are more of them, one can go through and get an idea of the topic quadratic equations