Hi 

TS EAMCET is an entrance exam to pursue professional graduate courses like Engineering , medicine and agriculture studies.

Each and every concept and chapter is important , identify and realise your strengths and make your basics clear . 

Every topic is important but I am going to give you a list of important chapters: 

1. PHYSICS

- most Important

. Oscillations and Waves ( heavy weightage)

.current electricity

. Electrostatic potential and capacitance

. magnetic effect of current magnetism

. Work energy and power

. Laws of Motion

. Systems of particles and rotational motion

. Thermodynamics

. Atoms and nuclei

- Important chapters :

.physical world and measurement 

. Motion in a straight line

. Electric charges and field

. Dual nature of radiation matter

.motion in a plane 

. Ray optics and optical instruments

. Electromagnetic induction

. Semiconductor Electronics

2. MATHEMATICS

- Most Important

. Straight lines 

. Integrals ( Heavy weightage)

. Probability

. Conic sections

. Trigonometry

. vector Algebra

. Three dimensional geometry

- Important chapters

. Theory of equations

. Permutations and combinations

. Sets relations and functions

. Complex numbers

. Derivatives

. Limits and continuity

. Matrices and determinants

3. CHEMISTRY

- Most Important 

. P- Block elements

. Organic compounds containing C, H and O ( heavy weightage)

.chemical equilibrium and Acid bases

.chemical kinetics

. stoichiometry

. chemical bonding and molecular structure

. S - Block elements

. D and F block elements

- Important chapters

. Biomolecules

. Thermodynamics

. electrochemistry

. Coordination compounds

. Organic compounds containing Nitrogen

. General principles of Metallurgy

. Halolkanes and haloranes

. Atomic structure

. Classification of elements and periodicity in properties

Practice and revise as much as possible. 

Practice previous year question papers and mock tests . 

All The Best!!