H2P-194
Combining uncertainties
H2 Physics · JC 1 · Easy · Combining uncertainties
A student measures the speed of sound in air as with an estimated uncertainty of ±3%. How should the result be recorded, including appropriate significant figures?
- 345.2 m s⁻¹
- 345 m s⁻¹
- 350 m s⁻¹
- 300 m s⁻¹
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