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State Two Conditions for an Echo to Take Place - ICSE Class 10 - Physics

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Question

State two conditions for an echo to take place

Solution

The conditions for an echo to take place are

1)The minimum distance between the source of the sound and the reflector in the air must be 17 m

2) The size of the reflector must be large enough as compared to the wavelength of the sound wave.

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Solution State Two Conditions for an Echo to Take Place Concept: Sound - Loudness, Pitch and Quality of Sound.
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