PhysicsMeasurements and unitsJAMB
A micrometer screw gauge shows 5.5 mm on the sleeve and 28 divisions on the thimble, each division 0.01 mm. The reading is
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Answer: D. 5.78 mm
5.5 + 28 × 0.01 = 5.78 mm.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.