In rho = m/V, the two measured quantities have uncertainties of pm1 in 50 and pm0.5 in 10. The percentage uncertainty in the result is:

  1. 3%
  2. 2.5%
  3. 2%
  4. 7%
Answer

D) 7%

For a product or quotient, add the percentage uncertainties: 2% + 5% = 7%. SLO P-11-A-06 · Application

Physics MCQ · More Physical Quantities and Measurement MCQs · Practise