First slide

Introduction to oscillations

Question

On an average a human heart is found to beat 75 times in a minute. Calculate its frequency

Easy

A

1.25 Hz
B

1.08 H
C

3.25 Hz
D

0.25 Hz

Solution

The beat frequency of heart = $\frac{75}{1 \min} = \frac{75}{60 \sec} = 1.25 H z$

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