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For what range of measurement is micrometre screw gauge used? - Physics

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प्रश्न

For what range of measurement is micrometre screw gauge used?

एक पंक्ति में उत्तर
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उत्तर

Micrometre screw gauge is used to measure up to the accuracy of 0.001 cm.

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Vernier Callipers
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 1: Measurements and Experimentation - Unit 4 Exercise 4

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गोयल ब्रदर्स प्रकाशन A New Approach to ICSE Physics Part 1 [English] Class 9
अध्याय 1 Measurements and Experimentation
Unit 4 Exercise 4 | Q 1

संबंधित प्रश्न

What do you mean by zero error of a screw gauge? How is it accounted for?


Name the instrument which has the least count

 0.1 mm


In the vernier callipers, there are 10 divisions on the vernier scale and 1 cm on the main scale is divided into 10 parts. While measuring the length, the zero of the vernier lies just ahead of the 1.8 cm mark and the 4th division of vernier coincides with a main scale division.

(a) Find the length.

(b) If zero error of vernier callipers is -0.02 cm,

What is the correct length ?


The pitch of a screw gauge is 1 mm and the circular scale has 100 divisions. In measurement of the diameter of a wire, the main scale reads 2 mm and 45th mark on the circular scale coincides with the base line. Find

(i) The least count and

(ii) The diameter of the wire.


The final result of the calculation in an experiment is 125,347,200. Express the number in term of significant place when accuracy is between 1 and 1000


The least count of a vernier callipers is 0.01 cm and it has an error of + 0.07 cm. While measuring the radius of a sphere, the main scale reading is 2.90 cm and the 5th vernier scale division coincides with the main scale. Calculate the correct radius.


When does a vernier callipers has the negative error?


What is the purpose of a ratchet in a screw gauge?

What is the least count in the case of the following instrument?

vernier calipers


On a vernier calliper, 25 vernier scale divisions are equal in length to 24 main scale divisions. One main scale division is 1 mm. Find the least count of the instrument.


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