suggest me a perfect strategy for 11th revision of any chapter efficiently or perfectly for JEE MAIN .(suggest strategy for each subject.)

Hello, read ncert line by line solve Ncert exercise questions especially for chemistry.
Revise inorganic chemistry and remember exceptions.
For physical chemistry solve books like OP Tandon.
For maths solve important topics like circle, parabola, hyperbola,ellipse, binomial theorem, complex Number.

For physics solve H.C. Verma and D.C. Pandey book.
And most importantly solve all previous years questions from Jee mains and advance and make short notes and formulas.

All the best.
Hope this will help you.