Hi Ish, jee main comprises of 3 subjects, maths, physics and chemistry, as you have not mentioned any specific subject, I would give you information regarding all subjects, when coming to mathematics, integration, differentiation and geometry(straight lines, circles,ellipse,parabola) have very good scoring and when coming to physcis, all the electricity part of physics has good scoring and whereas coming to chemistry, physical chemisrty like Atomic structure, states of matter, solid state chemistry have good scoring.

Hope this helps.

Thank you.