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if the frequency of human heart is 1.25 ...

if the frequency of human heart is 1.25 Hz, the number of heart beats in 1 minutes is

A

80

B

65

C

90

D

75

Text Solution

Verified by Experts

The correct Answer is:
A
Beat frequency of heart = 1.25 Hz.
`therefore` Number of beats in 1 minute = `1.25xx60=75`
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