O-LevelPhysicsMeasurement5054/11 · May/June 2022 · Q11 Mark
A length of copper wire is labelled: length 0.50 m and diameter 0.50 mm. Which instruments are most suitable to measure accurately the length and the diameter of the wire?
Ametre rule, metre rule
Bmetre rule, micrometer
Ccalipers, metre rule
Dcalipers, micrometer
✓ Correct answer
B: metre rule, micrometer
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