Question

it is possible to hear from the two vibrating source of frequency a) 100HZ and 150HZ b) 20HZ and 25HZ c) 400HZ and 500 HZ d) 1000 HZ and 1500 HZ​

Answer 1

Answer:

Yes.

In each case we will be able to hear.

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Answer 2

Answer:

We can hear sound till 500 Hz or more for some seconds as longer time can lead to loss of hearing

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