Which instrument gives the most precise measurement of a wire's diameter?

  1. micrometer screw gauge (0.01 mm)
  2. metre rule (1 mm)
  3. measuring tape (1 cm)
  4. vernier callipers (0.1 mm)
Answer

A) micrometer screw gauge (0.01 mm)

The smallest least count gives the most precise reading. SLO P-11-A-05 · Application

Physics MCQ · More Physical Quantities and Measurement MCQs · Practise