can i get 100+ marks in neet 2020 physics by only practicing "ncert fingertips" and previous year papers? plz suggest. As aiims has been merged this year so will it be enough to do only those things mentioned above??

We have online NEET preparatory course for NEET preparation and you can check them at: https://learn.careers360.com/knockout-neet-may/ .Physics needs utmost focus and time because it involves with theoretical concepts and numbers. There should be a systematic approach in preparing for NEET. The important topics are Mechanics, ElectroDynamics, Modern Physics, Heat and Thermodynamics, Optics, Simple Harmonic Motion, Waves. Formulae form an integral part of your preparation. Memorise as many formulae as you can and write them down and stick them as post its so that you can always see them. Practise regularly and try various kinds of questions. Solving previous papers and mock tests to test your improvement. Keep a clock and check the time its taking you to solve these questions. And improve the time as you practise more. One day of the week should be set aside for revision so as to keep the mind fresh. For reading what the toppers and experts have to say, please visit our page at: https://medicine.careers360.com/articles/how-prepare-for-neet-physics/amp . We have few books that you can prepare for NEET in Physics:

NCERT Physics Class XI & Class XII
Concepts of Physics by H. C. Verma
Objective Physics By DC Pandey
Fundamentals of Physics by Halliday, Resnick and Walker
Fundamental Physics by Pradeep
Problems in General Physics by IE Irodov