The diagram above represents a portion of a micrometer screw 20 gauge. What is its…

Physics WAEC 1990

The diagram above represents a portion of a micrometer screw 20 gauge. What is its reading?

  • 3.70mm
  • 3.67mm
  • 3.50mm
  • 3.33mm
  • 3.17mm checkmark

The correct answer is: E

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