Physics · Metrology and Measurement
If a micrometer screw gauge shows a zero error during calibration, what does it mean?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The instrument is perfectly accurate✓
- 2The instrument is broken and unusable
- 3The instrument shows error even when not in use
- 4The instrument measures length in millimeters only
Correct answer
The instrument is perfectly accurate
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