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Physics, 26.08.2019 21:30 ant5784tgi

Aperson measures his or her heart rate by counting the number of beats in 30s. if 40±1 beats are counted in 30.0±0.5s, what is the heart rate and its uncertainty in beats per minute?

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Aperson measures his or her heart rate by counting the number of beats in 30s. if 40±1 beats are cou...
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