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Physics (AS & A Level) · Oct / Nov 2021 · Paper 12 · Question 2

9702SI units

What is an alternative way of expressing an energy of 43 dJ?

  1. A4.3 × 10³ mJ
  2. B4.3 × 10³ MJ
  3. C4.3 × 10⁻³ mJ
  4. D4.3 × 10⁻³ MJ

As printed in the paper

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Correct answer: A. 4.3 × 10³ mJ

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