Advertisements
Advertisements
Question
The pitch of a screw gauge is 0.5 mm and the head scale is divided in 100 parts. What is the least count of a screw gauge?
Sum
Advertisements
Solution
Pitch of a screw gauge = 0.5 mm
No. of divisions on the circular scale = 100
L.C. = `(0.5/100)` mm
= 0.005 mm or 0.0005 cm
shaalaa.com
Vernier Callipers
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
The wavelength of light of a particular colour is 5800 Å.
Express it in nanometre.
A vernier callipers has a zero error of + 0.06 cm. Draw a neat labelled diagram to represent it.
State the purpose of ratchet in a screw gauge.
The diameter of a thin wire can be measured by
Figure shows the position of vernier scale while measuring the external length of a wooden cylinder.
- What is the length recorded by the main scale?
- Which reading of vernier scale coincides with the main scale?
- Calculate the length.
What do you understand by the following term as applied to micrometre screw gauge?
Baseline
What do you mean by the term pitch of a screw gauge?
If the 47th division of the circular scale coincides with the zero of the main scale of a screw gauge of least count 0.01 mm and having 50 circular divisions, what is it's zero error?
A screw thread has 20 threads in 1 cm and its circular scale has 50 divisions. Calculate its pitch and least count.
What is meant by zero error of a vernier caliper? How is it determined? Draw neat diagrams to explain it. How is it taken into account to get the correct measurement?
