Physics 9702 · AS & A Level · Errors and uncertainties

Errors and uncertainties — practice question

A student is provided with a reel of wire with a diameter smaller than $0.2\,\text{mm}$ and must determine the density of the metal. Which pair of instruments would be most appropriate for measuring the volume of the wire?

  • Abalance and micrometer
  • Bmetre rule and micrometer
  • Cmetre rule and vernier calipers
  • Dmicrometer and vernier calipers

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI