Units and Measurements
Previous year questions with solutions · 2025 – 2026
47 Questions
28 Papers covered
6.11% ↑1.8% Weightage in 2026
Year-wise statistics questions · papers · average per paper · weightage Year Questions Papers Avg / paper Weightage 2026 29 19 1.5 6.11% ↑1.8% 2025 18 12 1.5 6.00%
All 47 MCQ 33 Matching 10 Numerical 4
TopicAll Combination of Errors Dimensional Analysis and Its Applications Dimensions of Physical Quantities Errors in Measurement (Absolute, Relative, Percentage) Least Count, Vernier Callipers and Screw Gauge SI Units, Fundamental and Derived Units Significant Figures and Rounding Off YearAll 2026 2025
1
Match List-I with List-II. Choose the correct answer from the options given below :
A-I, B-II, C-III, D-IV A-IV, B-III, C-II, D-I A-III, B-IV, C-II, D-I A-II, B-I, C-IV, D-III
JEE Main 2026 (Online) 6th April Evening Shift
2
Match List-I with List-II. where h (Planck's constant), G (gravitational constant) and c (speed of light in vacuum) as fundamental units. Choose the correct answer from the options given below :
A-II, B-IV, C-I, D-III A-IV, B-II, C-I, D-III A-IV, B-I, C-II, D-III A-III, B-I, C-II, D-IV
JEE Main 2026 (Online) 5th April Evening Shift
3
Match List - I with List - II. Choose the correct answer from the options given below :
A-I, B-II, C-IV, D-III A-IV, B-III, C-I, D-II A-IV, B-I, C-II, D-III A-I, B-III, C-II, D-IV
JEE Main 2026 (Online) 28th January Evening Shift
4
Match the LIST-I with LIST-II Choose the correct answer from the options given below:
A-III, B-IV, C-II, D-I A-I, B-III, C-IV, D-II A-IV, B-III, C-I, D-II A-III, B-IV, C-I, D-II
JEE Main 2026 (Online) 24th January Morning Shift
5
Match the LIST-I with LIST-II Choose the correct answer from the options given below:
A-III, B-II, C-IV, D-I A-I, B-IV, C-II, D-III A-II, B-I, C-IV, D-III A-II, B-IV, C-I, D-III
JEE Main 2026 (Online) 22nd January Morning Shift
6
Match List - I with List - II. Choose the correct answer from the options given below :
(A)-(IV), (B)-(II), (C)-(III), (D)-(I) (A)-(II), (B)-(III), (C)-(IV), (D)-(I) (A)-(IV), (B)-(III), (C)-(I), (D)-(II) (A)-(IV), (B)-(II), (C)-(I), (D)-(III)
JEE Main 2025 (Online) 7th April Evening Shift
7
Match the LIST-I with LIST-II Choose the correct answer from the options given below:
A-IV, B-III, C-II, D-I A-II, B-IV, C-III, D-I A-I, B-III, C-IV, D-II A-III, B-II, C-I, D-IV
JEE Main 2025 (Online) 3rd April Morning Shift
8
Match the LIST-I with LIST-II Choose the correct answer from the options given below:
A - III, B - IV, C - I, D - II A - III, B - IV, C - II, D - I A - III, B - II, C - I, D - IV A - II, B - III, C - IV, D - I
JEE Main 2025 (Online) 3rd April Evening Shift
9
Match List I with List II. Choose the correct answer from the options given below:
(A)-(II), (B)-(III), (C)-(IV), (D)-(I) (A)-(IV), (B)-(II), (C)-(I), (D)-(III) (A)-(IV), (B)-(I), (C)-(II), (D)-(III) (A)-(I), (B)-(IV), (C)-(III), (D)-(II)
JEE Main 2025 (Online) 2nd April Morning Shift
10
Match List - I with List - II. Choose the correct answer from the options given below:
(A)-(II), (B)-(I), (C)-(IV), (D)-(III) (A)-(I), (B)-(III), (C)-(IV), (D)-(II) (A)-(III), (B)-(I), (C)-(IV), (D)-(II) (A)-(III), (B)-(I), (C)-(II), (D)-(IV)
JEE Main 2025 (Online) 28th January Evening Shift