Physics 9702 · AS & A Level · Errors and uncertainties

Errors and uncertainties — practice question

A caliper is used to measure the edges of a cube. Each edge is found to have a length of $(30.0 \pm 0.1)\,\text{mm}$. These measurements are then applied to determine the volume of the cube. What is the percentage uncertainty in the calculated value of the volume?

  • A0.01%
  • B0.3%
  • C1%
  • D3%

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