Which subject should I choose in class XI among Hindi, computers & physical education for maximum benefits in future?

If you wants to score good marks in less efforts then physical education is quite good one. Otherwise, in terms of opportunities computer is the best one.

Computer or subjects related to IT will be beneficial for you in future.

Choose computer because it's beneficial for future purposes. you will get to learn about programming of c+. Good luck.

You should choose Computer and Physics. If you are interested in Science or Computer Technology, it will benefit you. I recommend not to choose Hindi till class 11th.