One division on the main scale of a vernier callipers is equal to 1 mm . Its vernier scale has 20 equal divisions which match with 16 main scale division. The least count of the vernier calipers is

Question

One division on the main scale of a vernier callipers is equal to 1 mm . Its vernier scale has 20 equal divisions which match with 16 main scale division. The least count of the vernier calipers is, 0 . 02 mm, 0 . 2 mm, 0 . 8 mm, 0 . 08 mm

MARKS App · Accepted Answer

20 V . S . D = 16 M . S . D = 16 mm ⇒ 1 V . S . D = 4 5 mm Least count = 1 M . S . D - 1 V . S . D = 1 - 4 5 = 0 . 2 mm

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