NPTEL stands for National Programme on Technical Enhanced Learning. Many might be wondering what that is ? Let me tell you its a online Material or a Book which explains almost all of the core Engineering topics in a very clear and concise way. It has Lectures of many subject by the Professors of IITS in audio video format. The most important fact is that free. Yes, you can access all of online material for free, you only need to have an Internet connection to learn :) . Why a Initiative like this was really needed ? The answer to this is that many of us dream to pursue our B.Tech/ M.Tech / M.s / PH.D from reputed Institues like IITS but because of the limited seats all of us may not be able to achieve that dream. So to fill that gap, all the major IITS have come together and they started this initiative and they came up with NPTEL. Another reason that can be attributed is that although we have lot of Engineering colleges in the co...