Tip #1 From the NCERT book, practice each and every worked-out example, graph and diagram, especially- a) Ray diagram for Astronomical Telescope, Compound Microscope and Reflecting Telescope. b) Diagrams...
1. What are vitamins?Vitamins are organic compounds that are essential for growth and nutrition. They are required in small quantities in the food because they cannot be produced in the body.2. Classify...
Many of my students make a widespread mistake of taking friction value as f= μ N. Where μ = coefficient of friction and N =Normal Reaction. So is it incorrect? The answer is not exactly. With that,...