PhysicsHard156×since 2002Q8367A vernier callipers has 20 divisions on the vernier scale, which coincides with 19th 19^{\text {th }}19th division on the main scale. The least count of the instrument is 0.1 mm0.1 \mathrm{~mm}0.1 mm. One main scale division is equal to ________ mm.A5B2C1D0.5Check answerSkip