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

प्रश्न

टीपा लिहा

उत्तर

Screw gauge measures a small length to a high accuracy because it has the lowest least count among the given three instruments. And low least count means high accuracy

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Vernier Callipers

या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?

Q 14 Q 13 Q 15.1

पाठ 1: Measurement - Exercise 2 [पृष्ठ २९]

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फ्रँक Physics [English] Class 9 ICSE

पाठ 1 Measurement
Exercise 2 | Q 14 | पृष्ठ २९

संबंधित प्रश्‍न

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.

In figure for vernier callipers, calculate the length recorded.

Which part of vernier callipers is used to measure the internal diameter of a hollow cylinder?

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

Sleeve scale

How will you measure the diameter of a wire using a screw gauge?

'Each measuring instrument has a limit of accuracy'. Comment on the statement.

What is backlash error and how is it avoided?

Consider the following case where the zero of vernier scale and the zero of the main scale are clearly seen. If L.C. of the vernier calipers is 0.01 cm, write the zero error and zero correction of the following.