Physics, asked by gurjarprachi777, 6 months ago

What are the two conditions necessary to hear an echo?

Answers

Answered by Anonymous

Answer:

The conditions necessary for hearing the echo:

The human ear can not distinguish between two successive sounds if the period between them is less than 0.1 second , Wide and big reflecting surface must be presented to hear the echo such as the walls , the mountains or the water bodies .

Answered by Daniolincon

Answer:

see below

Explanation:

we should stand in a place where all surrounding are round like shape

or we should stand in mountain

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