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The inner diameter of a small test tube can be measured accurately using a

Physics
JAMB 2018

The inner diameter of a small test tube can be measured accurately using a

  • A. Micrometres screw gauge
  • B. Pair of dividers
  • C. Metre rule
  • D. Pair of vernier calliper
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Correct Answer: Option D
Explanation

A vernier scale is a visual aid to take an accurate measurement reading between two graduation markings on a linear scale by using mechanical interpolation; thereby increasing resolution and reducing measurement

There is an explanation video available below.


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Explanation Video

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JAMB CBT Mobile App 2025 - Free Download
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Myschool's prices for products & services are going up again in February - Buy what you need now
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