Physics 0625 · IGCSE · Physical quantities and measurement techniques

Physical quantities and measurement techniques — practice question

The diagram shows a section of a micrometer screw gauge. What is the least reading that can be obtained with this micrometer screw gauge?

  • A$0.0001\text{ mm}$
  • B$0.01\text{ mm}$
  • C$0.1\text{ mm}$
  • D$1\text{ mm}$

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