Remember the first attempt is the easiest attempt but you have to be careful about few points
Know your source and keep it fixed . Avoid studying insignificant stuffs that are not around ncert .
Follow the right guidence . Be consistent . Study daily . Keep your routine flexible but study all the subjects daily .
Do a lot of revisions . Make your notes by your own . Read ncert more and more .
Attempt tests at regular intervals . Tests are the key . Don’t miss them.
Join a batch .
PHYSICS WALLAH IS THE BEST AVAILABLE OPTION .
You get online batches ( Arjuna for class 11th and lakshya for class 12th ) . With daily 6+ hours lecture DPP tests and many more . The Teachers of PW are amazing and the best of their subjects . The cost of online batches are very reasonable and affordable to anyone
You can join your nearest PW PATHSHALA branch to get the feel of offline studying that provides you two teacher system along with doubt solving and scheduled offline tests (D² programme ) at very reasonable price.