NEET Physics ยท Hard

Units & Measurements: Dimensional Analysis MCQ

Solve this quality-checked NEET multiple-choice question, then review the correct answer and explanation.

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Dimensional AnalysisHardQuestion 5041

Question

The number of base quantities in the SI system is:
  1. A
    5
  2. B
    6
  3. C
    7
    Correct
  4. D
    8

Correct answer

7

Explanation

The SI system has 7 base quantities: length (m), mass (kg), time (s), electric current (A), thermodynamic temperature (K), amount of substance (mol), luminous intensity (cd).