Hello,

The below are the more important topics which can help you to fetch your target score:

Physics:

Thermodynamics & Heat, System of Particles & Rotational Motion, Work, Energy & Power, Laws of Motion, Motion in a Plane, Moving Charges & Magnetism
Gravitation, Current Electricity, Oscillations & Waves

Chemistry
Chemical Bonding & Molecular Structure, Organic Chemistry Principle & Techniques, Organic Compounds containing C, H & O ,Electrochemistry, Classification of Elements, Atomic Structure

Mathematics
Trigonometry, Algebra, Analytical Geometry, Vectors, Probability

For more clarification please go through the below link,

https://engineering.careers360.com/articles/ts-eamcet-syllabus

Hope this will help you, All the Best