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How can the least count of a screw gauge be decreased?

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Question

How can the least count of a screw gauge be decreased?

Short/Brief Note
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Solution

The least count of a screw gauge can be decreased by

  1. Decreasing the pitch and
  2. Increasing the total number of divisions on the circular scale.
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Chapter 1: Measurements and Experimentation - Exercise 1 (B) [Page 20]

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Selina Concise Physics [English] Class 9 ICSE
Chapter 1 Measurements and Experimentation
Exercise 1 (B) | Q 15 | Page 20

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