Question

A person measures her heart rate by counting the number of beats in 30 s. If 38 $\pm$ 1 beats are counted in 30.0 $\pm$ 0.4 s, what is the heart rate and its uncertainty in beats per minute? heart rate: beats uncertainty: $\pm$ min beats min

Name: a person measures her heart rate by counting the number of beats in 30 s if 38 pm 1 beats are counted in 300 pm 04 s what is the heart rate and its uncertainty in beats per minute heart rate 18676
Uploaded: 2022-04-05T00:58:59-08:00
Duration: 6 min 1 s
Channel: Christopher Dzorkpata
Description: a person measures her heart rate by counting the number of beats in 30 s if 38 pm 1 beats are counted in 300 pm 04 s what is the heart rate and its uncertainty in beats per minute heart rate 18676

          A person measures her heart rate by counting the number of beats in 30 s. If 38 $\pm$ 1 beats are counted in 30.0 $\pm$ 0.4 s, what is
the heart rate and its uncertainty in beats per minute?
heart rate:
beats
uncertainty: $\pm$
min
beats
min

a person measures her heart rate by counting the number of beats in 30 s if 38 pm 1 beats are counted in 300 pm 04 s what is the heart rate and its uncertainty in beats per minute heart rate 18676

Added by Ruben S.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Christopher Dzorkpata

04/05/2022

Step 1

Number of beats, $N = 38 \pm 1$ beats Time interval, $T = 30.0 \pm 0.4$ s Step 2: Calculate the heart rate in beats per second first. Heart rate $R = \frac{N}{T}$ $R = \frac{38}{30.0} \approx 1.2666...$ beats/s Step 3: Convert the heart rate to beats per Show more…

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A person measures her heart rate by counting the number of beats in 30 s. If 38 $\pm$ 1 beats are counted in 30.0 $\pm$ 0.4 s, what is the heart rate and its uncertainty in beats per minute? heart rate: beats uncertainty: $\pm$ min beats min