Question

The heart of a man beats 75 times a minute. What is its (a) frequency and (b) time period ?

Answer 1

(a) Frequency = No. of times the heart beats in 1 s

$=\frac{75}{60}=1.25Hz$

(b) Time period, $T=\frac{1}{f}=\frac{1}{1.25}=0.8s$