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Updated 2026-05-23 · 2026 Edition

ECAT (Engineering College Admission Test) 3-Month Plan

A complete 90-day plan covering 68 highest-weightage topics — prioritised by subject weight, not alphabet. No signup, no fees.

Days
90
Topics
68
Subjects
4
Phases
3

Phase-by-phase plan

12 weeks total

A 90-day plan only works when you sequence it. Here is how the 3-Month Plan breaks down — foundation, depth, then mocks.

  1. 1

    Foundation

    4 weeks

    Concept pass across full syllabus

    Subject-wise notes
    Topic-wise quizzes
    Weekly recaps
  2. 2

    Advanced + practice

    4 weeks

    Higher-difficulty problems, PYQs

    Last 5 years PYQs
    Topic-wise problem journals
    Weak-topic drill
  3. 3

    Mock cycle + revision

    4 weeks

    6-8 full-length mocks + per-mock analysis

    Bi-weekly mocks
    Final revision sheet
    Last-mile cheatsheets

Week-by-week schedule

Week Days Topics covered
1 1–7 Physics: Kinematics (w5)Chemistry: Chemical Bonding and Molecular Structure (w5)Mathematics: Trigonometry: Identities and Equations (w5)English: Comprehension Passages (w5)Physics: Newton's Laws of Motion (w5)Chemistry: Stoichiometry and Chemical Calculations (w5)
2 8–14 Mathematics: Differentiation and Applications (w5)English: Vocabulary Building (w4)Physics: Electrostatics and Electric Field (w5)Chemistry: Atomic Structure and Periodic Table (w4)Mathematics: Integration and Definite Integrals (w5)English: Grammar: Parts of Speech (w4)
3 15–21 Physics: Current Electricity and Circuits (w5)Chemistry: Thermochemistry and Energetics (w4)Mathematics: Quadratic Equations and Inequalities (w4)English: Sentence Structure and Construction (w4)Physics: Geometrical Optics (w5)Chemistry: Chemical Equilibrium (w4)
4 22–28 Mathematics: Sequences, Series and Arithmetic Progression (w4)English: Tenses and Their Usage (w4)Physics: Work, Energy and Power (w4)Chemistry: Acids, Bases and Ionic Equilibrium (w4)Mathematics: Geometric Progression and Binomial Theorem (w4)English: Spotting Errors (w4)
5 29–35 Physics: Circular Motion and Gravitation (w4)Chemistry: Electrochemistry (w4)Mathematics: Trigonometry: Solutions of Triangles (w4)English: Sentence Completion and Fill in the Blanks (w4)Physics: Oscillations and SHM (w4)Chemistry: Organic Chemistry: Classification and Nomenclature (w4)
6 36–42 Mathematics: Straight Line and Coordinate Geometry (w4)English: Synonyms and Antonyms (w3)Physics: Wave Motion and Sound (w4)Chemistry: Alkanes, Alkenes and Alkynes (w4)Mathematics: Circle, Parabola, Ellipse and Hyperbola (w4)English: Active and Passive Voice (w3)
7 43–49 Physics: Heat, Temperature and Thermodynamics (w4)Chemistry: Aldehydes, Ketones and Carboxylic Acids (w4)Mathematics: Limits and Continuity (w4)English: Direct and Indirect Speech (w3)Physics: Magnetic Effects of Current (w4)Chemistry: States of Matter (Gases, Liquids, Solids) (w3)
8 50–56 Mathematics: Vectors in 2D and 3D (w4)Physics: Electromagnetic Induction (EMI) (w4)Chemistry: Chemical Kinetics (w3)Mathematics: Matrices and Determinants (w4)Physics: Wave Optics and Interference (w4)Chemistry: Periodic Properties and s-Block Elements (w3)
9 57–63 Mathematics: Probability and Permutations (w4)Physics: Modern Physics and Photoelectric Effect (w4)Chemistry: p-Block Elements (w3)Mathematics: Analytical Geometry: Lines and Conics (w4)Physics: Atomic Spectra and Bohr Model (w4)Chemistry: Transition Metals and Coordination Chemistry (w3)
10 64–70 Mathematics: Statistics and Data Analysis (w3)Physics: Fluid Statics and Dynamics (w3)Chemistry: Alcohols, Phenols and Ethers (w3)Mathematics: Complex Numbers (w3)Physics: Alternating Current (AC) (w3)Chemistry: Amines and Nitrogen Compounds (w3)
11 71–77 Mathematics: Exponential and Logarithmic Functions (w3)Physics: Nuclear Physics and Radioactivity (w3)Chemistry: Biomolecules and Polymers (w3)Mathematics: Partial Fractions (w3)Physics: Electronics and Semiconductors (w3)Mathematics: Differential Equations Basics (w3)
12 78–84 Physics: Measurement and Units (w2)Mathematics: Mathematical Induction (w2)

Subject-wise topic split

Each topic shows its weightage (1–5 dots) and the concepts you'll cover. Higher-weight topics appear first.

Physics

20 topics
  • Kinematics ●●●●●

    Describing motion using displacement, velocity, acceleration equations, and interpreting motion graphs.

  • Newton's Laws of Motion ●●●●●

    Applying Newton's three laws to solve problems involving forces, friction, tension, and acceleration.

  • Electrostatics and Electric Field ●●●●●

    Understanding Coulomb's law, electric fields, electric potential, and field lines around charges.

  • Current Electricity and Circuits ●●●●●

    Applying Ohm's law, Kirchhoff's laws, analysing complex circuits, and understanding emf and internal resistance.

  • Geometrical Optics ●●●●●

    Applying laws of reflection and refraction, lens and mirror formulas, and image formation in optical devices.

  • Work, Energy and Power ●●●●○

    Calculating work, kinetic and potential energy, power, and understanding energy conversion and conservation.

  • Circular Motion and Gravitation ●●●●○

    Studying centripetal force, angular velocity, orbital motion, and Newton's law of gravitation.

  • Oscillations and SHM ●●●●○

    Studying simple harmonic motion of pendulums and springs, period, frequency, and energy in oscillating systems.

  • + 12 more topics on the full roadmap →

Chemistry

18 topics
  • Chemical Bonding and Molecular Structure ●●●●●

    Studying ionic, covalent, and metallic bonding, VSEPR theory, hybridisation, and intermolecular forces.

  • Stoichiometry and Chemical Calculations ●●●●●

    Writing balanced equations, performing mole calculations, and solving quantitative stoichiometric problems.

  • Atomic Structure and Periodic Table ●●●●○

    Understanding electron configuration, quantum numbers, orbital shapes, and periodic trends in element properties.

  • Thermochemistry and Energetics ●●●●○

    Calculating enthalpy changes, understanding Hess's law, bond energies, and energy profile diagrams.

  • Chemical Equilibrium ●●●●○

    Understanding reversible reactions, equilibrium constants (Kp and Kc), and Le Chatelier's principle applications.

  • Acids, Bases and Ionic Equilibrium ●●●●○

    Understanding acid-base theories, pH calculations, buffer solutions, hydrolysis, and indicators.

  • Electrochemistry ●●●●○

    Understanding electrochemical cells, standard electrode potentials, electrolysis, and their industrial applications.

  • Organic Chemistry: Classification and Nomenclature ●●●●○

    Learning IUPAC naming conventions, functional groups, isomerism, and structural representation.

  • + 10 more topics on the full roadmap →

Mathematics

20 topics
  • Trigonometry: Identities and Equations ●●●●●

    Using trigonometric identities to simplify expressions and solving trigonometric equations within given intervals.

  • Differentiation and Applications ●●●●●

    Differentiating polynomial, trigonometric, exponential, and logarithmic functions and applying derivatives to practical problems.

  • Integration and Definite Integrals ●●●●●

    Integrating functions, evaluating definite integrals, and finding areas under curves using integration.

  • Quadratic Equations and Inequalities ●●●●○

    Solving quadratic equations by various methods and solving inequalities involving quadratic expressions.

  • Sequences, Series and Arithmetic Progression ●●●●○

    Finding nth terms and sums of arithmetic progressions and solving AP-related word problems.

  • Geometric Progression and Binomial Theorem ●●●●○

    Understanding GP terms and sums, and applying the binomial theorem for positive integer indices.

  • Trigonometry: Solutions of Triangles ●●●●○

    Applying sine rule, cosine rule, and area of triangle formulas to solve non-right-angled triangle problems.

  • Straight Line and Coordinate Geometry ●●●●○

    Finding equations of lines, distances, midpoints, angles between lines, and point-to-line distance formulas.

  • + 12 more topics on the full roadmap →

English

10 topics
  • Comprehension Passages ●●●●●

    Reading passages critically to answer literal, inferential, and evaluative questions with accuracy and speed.

  • Vocabulary Building ●●●●○

    Expanding vocabulary through root words, prefixes, suffixes, and using new words correctly in context.

  • Grammar: Parts of Speech ●●●●○

    Identifying and correctly using nouns, pronouns, verbs, adjectives, adverbs, prepositions, and conjunctions.

  • Sentence Structure and Construction ●●●●○

    Building grammatically correct sentences, avoiding fragments and run-ons, and varying sentence patterns.

  • Tenses and Their Usage ●●●●○

    Using all tenses accurately in simple, continuous, perfect, and perfect continuous forms in context.

  • Spotting Errors ●●●●○

    Identifying grammatical errors in sentences including subject-verb agreement, tense consistency, and word choice.

  • Sentence Completion and Fill in the Blanks ●●●●○

    Choosing the correct words to complete sentences using grammatical, contextual, and collocation cues.

  • Synonyms and Antonyms ●●●○○

    Identifying words with similar and opposite meanings to improve language precision and reading comprehension.

  • + 2 more topics on the full roadmap →

Why a 90-day plan beats a 1,200-page prep book

DimensionTypical ECAT (Engineering College Admission Test) bookThis 3-Month Plan
Time to startHours of reading before any study startsSeconds — plan is already here
PersonalisationOne-size-fits-allFits exactly your 90 days
FreshnessPrinted months agoRebuilt every deploy · verified 2026-05-23
Weightage signalAuthor guessDerived from last 5 years' papers
Cost₹500–2,500₹0
Sign-up requiredOften (with a trial trap)None

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