What is meant by the Vernier constant is 0.01 cm?
The difference between one division of the Vernier scale and one division of
the main scale is known as the Vernier constant.
Therefore, vernier constant 0.01 cm means, one smallest division of the main
scale(1 mm) is 0.01 cm or 0.1 mm larger than one division of the vernier
scale.
In this case, vernier scale has total 10 divisions.
