Q. 104.8( 5 Votes )

Describe two uses of multiple reflections of sound.

Answer :

Multiple reflection of sound is used in various appliances and devices. The examples are as follows:

1. Stethoscope => A medical instrument used for listening the sound produced by heart or lungs. The sounds of heartbeat reach the doctor ear by multiple reflections and amplify the sound. The figure below describes multiple reflections in stethoscope.



2. Designing of Concert Halls => The ceilings of concert halls, conference hall and cinema halls are designed such that sound undergoes multiple reflections and reaches all corners of the hall. Some halls have a curved ceiling for the same. The figure below depicts the multiple reflections in concert hall.



Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
NCERT | Characteristics of a Sound WaveNCERT | Characteristics of a Sound WaveNCERT | Characteristics of a Sound Wave41 mins
Quiz | Let's Crack The ExamQuiz | Let's Crack The ExamQuiz | Let's Crack The Exam44 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses