Question

1. We cannot hear a sound of frequency
a. 1 Hz
b. 100 Hz
c. 1000 Hz
d. 10,000 Hz​

Answer 1

Answer:

We cannot hear a sound of frequency 1 Hz

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Answer 2

Answer:

a. 1 Hz

Explanation:

Human ear can only hear sound frequency ranging from 20Hz to 20,000Hz. Not less than 20 and more than 20,000.