Which of the following device does not work on the multiple reflections of sound waves ?
(a) stethoscope
(b) hydrophone
(c) soundboard
(d) megaphone

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Solution

Hydrophone does not work on the principle of multiple reflections.
Ans: (b) Hydrophones.

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Similar questions

Which of the following device does not work on the multiple reflections of sound waves ?

(a) slethoscope

(b) hydrophone

(d) megaphone

Stethoscope works on principle of multiple reflections of sound.

Draw a labelled diagram to show the multiple reflections of sound in a part of the stethoscope tube.

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