Physics 9702 · AS & A Level · Physical quantities

Physical quantities — practice question

A student is given a reel of wire with diameter smaller than $0.2\ \text{mm}$ and has to determine the metal’s density. 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

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