2. Sample Papers
  3. JEE Main & Advanced

JEE Main & Advanced Sample Paper JEE Main - Mock Test - 31

  • question_answer
    Main scale of a vernier calliper has 100 divisions in 5 cm. Its vernier scale has 25 divisions in one cm. The least count is -

    A) 0.01 cm        

    B)        0.005 cm

    C) 0.01 mm         

    D)        None of these

    Correct Answer: A

    Solution :

    [a] \[MSD=5/100=.05\text{ }cm\]\[\Rightarrow VSD=1/25=.04cm\] \[\therefore \text{ }LC=MSD-VSD=.01cm\]


You need to login to perform this action.
You will be redirected in 3 sec spinner