Hi Adarsh,
To get the new reduced syllabus of UP Board for Physics refer to the link mentioned below:-
Link - https://school.careers360.com/download/ebooks/upmsp-12th-physics-syllabus
Refer here for more info - https://school.careers360.com/articles/up-board-12th-syllabus
Feel free to ask doubts in the Comment Section.
I hope this information helps you.
Good Luck!
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