Advertisements
Advertisements
Question
Who invented vernier callipers?
Advertisements
Solution
Vernier callipers were invented by Pierre Vernier.
APPEARS IN
RELATED QUESTIONS
State the formula for determining least count for a vernier callipers.
State the formula for calculating length if:
Number of vernier scale division coinciding with the main scale and number of division of main scale on the left-hand side of zero of vernier scale is known.
Figure shows a screw gauge in which circular scale has 100 divisions. Calculate the least count and the diameter of a wire.
What do you understand by the following term as applied to micrometre screw gauge?
Baseline
How do you account for positive zero error for calculating the correct diameter of wires?
How do you account for negative zero error, for calculating the correct diameter of wires?
The Wavelength of a particular colour is 5400Å. Express it in nanometer and metre.
What is the least count in the case of the following instrument?
Metre scale
What is meant by the pitch of a screw gauge? The pitch of a screw is 1 mm.
Find the reading of the instrument shown in the following figure.
