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What do you understand by the following term as applied to micrometre screw gauge? Thimble scale - Physics

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प्रश्न

What do you understand by the following term as applied to micrometre screw gauge?

Thimble scale

एका वाक्यात उत्तर
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उत्तर

It is also known as a circular scale. A scale marked on the tapered end of a hollow cylinder, which can move over the sleeve cylinder, is known as a thimble scale.

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Vernier Callipers
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 1: Measurements and Experimentation - Unit 4 Exercise 4

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संबंधित प्रश्‍न

The size of bacteria is 1 µ. Find the number of bacteria present in 1 m length.


The least count of a vernier calipers is :


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?


A screw gauge has 50 divisions on its circular scale and its screw moves by 1 mm on turning it by two revolutions. When the flat end of the screw is in contact with the stud, the zero of the circular scale lies below the base line and 4th division of the circular scale is in line with the base line. Find

(i) The pitch,

(ii) The least count and

(iii) The zero error of the screw gauge


Figure shows the position of vernier scale while measuring the external length of a wooden cylinder.

  1. What is the length recorded by the main scale?
  2. Which reading of vernier scale coincides with the main scale?
  3. Calculate the length.

Find the volume of a book of length 25 cm, breadth 18 cm and height 2 cm in m3.


Explain the term least count of a screw gauge. How are they determined?


Draw a neat labeled diagram of vernier calipers.

Which of the following measures a small length to a high accuracy: metre scale, vernier calipers, screw gauge?

The following diagrams (Fig. 5) show the use of a vernier caliper under three different situations. Study the diagrams carefully and note down the vernier readings in each case.

(a) Measuring the diameter of the rod

(b) Measuring Internal diameter of a cavity

(c) Measuring depth of a cavity


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