A-LevelPhysicsPhysical quantities and units9702/12 · May/June 2014 · Q41 Mark

A quantity y is to be determined from the equation shown. y = px/q² The percentage uncertainties in p, x and q are shown. [Table 4.1] What is the percentage uncertainty in y?

A0.5%

B1%

C16%

D192%

✓ Correct answer

C: 16%

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Topic: Physical quantities and units, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, May/June 2014 Paper 1 Variant 2, question 4.

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