Sensors and Applications is a Diploma-level subject of the IIT Madras BS degree in Electronic Systems. Here are its free week-wise notes, previous year question papers you can practise online, and the grade calculator.
Unknown IITians has free week-wise Sensors and Applications notes for IITM BS Electronic Systems Diploma, 11 in all. Open the Notes tab on this page and download the PDFs.
On Quiz Space, question by question with the answer key, on a screen that works like the real exam. It is free with a Google sign-in.
Use the Grade calculator tab: it is set to Sensors and Applications, so enter your quiz, assignment and end-term marks and it shows your total score and letter grade with the course's official formula.
The IITM BS syllabus page lists the syllabus for each level, and the week-wise notes here follow the course week by week.
Unknown IITians runs live IITM BS batches for the Qualifier and Foundation levels. See the IITM BS courses page for what is open now.