What is the Period and Frequency?

In taking your pulse, you count 71 heartbeats in 1 min.

What is the period of your heart’s oscillations?

Time taken for 71 heart beats = 1 min = 1* 60 seconds

=60 s

The time taken for 1 heart beat = 60 / 71

Time Period =.85 seconds

What is their frequency?

frequency  f = 1 / T

=1/.85

= 1.2 Hz