Question

A ____ works based on the principle of vernier​

Answer 1

Answer:

The Vernier Calliper works on the principle that, "the graduations on vernier scale are such that the length of n divisions on vernier scale is equal to n-1 divisions of the main scale.

Explanation:

The vernier calipers found in the laboratory incorporates a main scale and a sliding vernier scale which allows readings to the nearest 0.02 mm. This instrument may be used to measure outer dimensions of objects (using the main jaws), inside dimensions (using the smaller jaws at the top), and depths (using the stem).