How many hours did you study per day to crack JEE?
It depends on person to person. But at the time of studying do not get too much stress. It will affect you badly. You need a proper strategy and planning. If your memorizing power is good then it will also give you advantages. Quality matters more than quantity. You can connect with JEE toppers and listen to their experiences. And you can take guidance from IIT JEE mentors, it will be beneficial for you. With proper guidance you will be able to make your study plan more effective. When will you start your preparation, start from basics then read the concepts deeply. Do not do same mistakes repeatedly. While studying make notes and revise them frequently. It will help you to memorize the things. If you face any problem then ask your teacher, do not gather them for later. If you provide 56 hours daily basis with proper planning and concentrate on your studies then it is sufficient. No one can study 10-12 hours a day constantly.