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PhysicsJEE Main 24 Jan 2026, Shift 2·Q2·MCQ·Easy–moderate

Units and Measurements · Significant figures & errors

In a vernier callipers, 50 vernier scale divisions are equal to 48 main scale divisions. If one main scale division =0.05= 0.05 mm, then the least count of the vernier callipers is mm.
  1. (1)0.002
  2. (2)0.05
  3. (3)0.02
  4. (4)0.005

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