What is the minimum time period between two sounds so that our ears can hear them?
1. 1/10th of a second
2. 1/15 th of a second
3. 1/20th of a second
4. 1/25th of a second
Answers
Answered by
8
The duration between to sounds should be atleast 50ms to beheard
KishanRD:
to be heard
Answered by
27
answer is option (a)
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