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Physics exam analytics & most important topics

Built from every previous year question in our library. Pick your exam to see which subjects and topics matter most.

50 Most Important Physics Topics — all five exams
Full PhysicsByAaryan study guide · 250 ranked topics · free with login
740
Questions analysed
2012–2026
Years covered
11
Subjects
73
Topics

In JEST Physics, Quantum Mechanics carries the most weight (17.6% of questions), and the single most-asked topic is Basic Quantum Mechanics.

Subject weightage

Quantum Mechanics130 · 17.6%
Mathematical Physics121 · 16.4%
Classical Mechanics119 · 16.1%
Electromagnetism95 · 12.8%
Electronics65 · 8.8%
Waves Oscillations and Optics61 · 8.2%
Thermodynamics59 · 8%
Statistical Mechanics58 · 7.8%
Solid State Physics14 · 1.9%
Atomic Physics11 · 1.5%
Nuclear Physics7 · 0.9%

Question types

MCQ650 · 88%
NAT90 · 12%

Questions per year

50
2012
50
2013
50
2014
50
2015
50
2016
50
2017
50
2018
50
2019
50
2020
50
2021
50
2022
50
2023
50
2024
50
2025
40
2026

Top 50 most important JEST topics

  1. 1
    Basic Quantum Mechanics
    Quantum Mechanics · asked in 15 years · last 2026
    58
    7.84%
  2. 2
    Electrostatics
    Electromagnetism · asked in 14 years · last 2026
    34
    4.59%
  3. 3
    Canonical Ensemble
    Statistical Mechanics · asked in 15 years · last 2026
    31
    4.19%
  4. 4
    Laws of thermodynamics
    Thermodynamics · asked in 15 years · last 2026
    30
    4.05%
  5. 5
    Angular momentum and hydrogen atom
    Quantum Mechanics · asked in 13 years · last 2026
    29
    3.92%
  6. 6
    Oscillations
    Waves Oscillations and Optics · asked in 14 years · last 2025
    23
    3.11%
  7. 7
    Relativity
    Classical Mechanics · asked in 12 years · last 2026
    23
    3.11%
  8. 8
    Lagrangian and Hamiltonian
    Classical Mechanics · asked in 12 years · last 2026
    22
    2.97%
  9. 9
    Probability
    Mathematical Physics · asked in 12 years · last 2026
    21
    2.84%
  10. 10
    Central Force and Gravitation
    Classical Mechanics · asked in 14 years · last 2026
    20
    2.7%
  11. 11
    Kinetic theory of gases
    Thermodynamics · asked in 12 years · last 2026
    18
    2.43%
  12. 12
    Matrices
    Mathematical Physics · asked in 12 years · last 2026
    18
    2.43%
  13. 13
    Basic Mechanics
    Classical Mechanics · asked in 10 years · last 2025
    17
    2.3%
  14. 14
    Complex Analysis
    Mathematical Physics · asked in 14 years · last 2026
    17
    2.3%
  15. 15
    Magnetostatics
    Electromagnetism · asked in 13 years · last 2026
    16
    2.16%
  16. 16
    Quantum Harmonic Oscillator
    Quantum Mechanics · asked in 10 years · last 2026
    13
    1.76%
  17. 17
    Vector Analysis
    Mathematical Physics · asked in 7 years · last 2025
    13
    1.76%
  18. 18
    OPAMP
    Electronics · asked in 10 years · last 2026
    12
    1.62%
  19. 19
    Rotation Motion
    Classical Mechanics · asked in 9 years · last 2025
    12
    1.62%
  20. 20
    Basic Calculus
    Mathematical Physics · asked in 7 years · last 2022
    11
    1.49%
  21. 21
    Differential Equation
    Mathematical Physics · asked in 9 years · last 2026
    11
    1.49%
  22. 22
    Digital Electronics
    Electronics · asked in 9 years · last 2025
    11
    1.49%
  23. 23
    EM Waves
    Electromagnetism · asked in 10 years · last 2026
    11
    1.49%
  24. 24
    Interference
    Waves Oscillations and Optics · asked in 8 years · last 2026
    11
    1.49%
  25. 25
    Atomic Physics
    Atomic Physics · asked in 6 years · last 2025
    10
    1.35%
  26. 26
    Basic Electronics
    Electronics · asked in 7 years · last 2025
    10
    1.35%
  27. 27
    Electrodynamics
    Electromagnetism · asked in 5 years · last 2020
    10
    1.35%
  28. 28
    Pertubation theory
    Quantum Mechanics · asked in 8 years · last 2025
    10
    1.35%
  29. 29
    Ray Optics
    Waves Oscillations and Optics · asked in 7 years · last 2025
    10
    1.35%
  30. 30
    Canonical transformation and poison brackett
    Classical Mechanics · asked in 8 years · last 2024
    9
    1.22%
  31. 31
    Diodes
    Electronics · asked in 7 years · last 2025
    9
    1.22%
  32. 32
    Polarization
    Waves Oscillations and Optics · asked in 7 years · last 2024
    9
    1.22%
  33. 33
    Laplace and Fourier
    Mathematical Physics · asked in 7 years · last 2024
    8
    1.08%
  34. 34
    Potential Well
    Quantum Mechanics · asked in 6 years · last 2024
    8
    1.08%
  35. 35
    Quantum Stat. Mech.
    Statistical Mechanics · asked in 6 years · last 2025
    8
    1.08%
  36. 36
    Special Functions
    Mathematical Physics · asked in 6 years · last 2024
    8
    1.08%
  37. 37
    Transistors
    Electronics · asked in 7 years · last 2026
    8
    1.08%
  38. 38
    Bulk Matter
    Classical Mechanics · asked in 6 years · last 2025
    7
    0.95%
  39. 39
    Microcanonical Ensemble
    Statistical Mechanics · asked in 6 years · last 2025
    7
    0.95%
  40. 40
    Microstates
    Statistical Mechanics · asked in 5 years · last 2026
    7
    0.95%
  41. 41
    Nuclear Physics
    Nuclear Physics · asked in 4 years · last 2016
    7
    0.95%
  42. 42
    Crystallography
    Solid State Physics · asked in 4 years · last 2016
    6
    0.81%
  43. 43
    Image Problem
    Electromagnetism · asked in 5 years · last 2023
    6
    0.81%
  44. 44
    Pseudo Forces
    Classical Mechanics · asked in 5 years · last 2021
    6
    0.81%
  45. 45
    Semiconductor Physics
    Electronics · asked in 4 years · last 2024
    6
    0.81%
  46. 46
    Carnot Cycle
    Thermodynamics · asked in 5 years · last 2025
    5
    0.68%
  47. 47
    Delta, Beta, Gamma functions
    Mathematical Physics · asked in 5 years · last 2020
    5
    0.68%
  48. 48
    Diffraction
    Waves Oscillations and Optics · asked in 4 years · last 2025
    5
    0.68%
  49. 49
    Electric field in matter
    Electromagnetism · asked in 5 years · last 2026
    5
    0.68%
  50. 50
    Group Theory
    Mathematical Physics · asked in 4 years · last 2025
    5
    0.68%