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A-LevelPhysicsPhysical quantities and units9702/12 · Oct/Nov 2013 · Q51 Mark

A micrometer screw gauge is used to measure the diameter of a small uniform steel sphere. The micrometer reading is 5.00 mm ± 0.01 mm. What will be the percentage uncertainty in a calculation of the volume of the sphere, using these values?

A0.2%
B0.4%
C0.6%
D1.2%

✓ Correct answer

C: 0.6%

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About this question

Topic
Physical quantities and units, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source
A-Level Physics, Oct/Nov 2013 Paper 1 Variant 2, question 5.

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