Advertisements
Advertisements
Question
Advertisements
Solution
Two uses of vernier caliper are
(a). Measuring the internal diameter of a tube or a cylinder.
(b). Measuring the length of an object.
APPEARS IN
RELATED QUESTIONS
The wavelength of light of a particular colour is 5800 Å.
Express it in metre.
Which of the following measures a small length to high accuracy : metre rule , vernier callipers or screw gauge?
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.
A micrometre screw gauge has a negative zero error of 7 divisions. While measuring the diameter of a wire the reading on the main scale is 2 divisions and 79th circular scale division coincides with baseline.
If the number of divisions on the main scale is 10 to a centimetre and circular scale has 100 divisions, calculate
- pitch
- observed diameter
- least count
- corrected diameter.
How do you account for positive zero error for calculating the correct diameter of wires?
The main scale reading while measuring the thickness of a rubber ball using Vernier caliper is 7 cm and the Vernier scale coincidence is 6. Find the radius of the ball.
An instrument that is used to measure the diameter of a cricket ball is ______.
