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31-08-2017
Physics

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A good-quality measuring tape can be off by 0.50 cm over a distance of 20 m. what is its percent uncertainty?

Respuesta :

scme1702 scme1702

10-09-2017

The percent uncertainty can be calculated by the uncertainty divided by the total measure. That is,

Percentage uncertainty = uncertainty / reading

Percentage uncertainty=(0.5 cm * 1 m / 100 cm) / 20 m) * 100

Percentage uncertainty=0.025%

Therefore, the percent uncertainty is 0.025%.

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