For hearing the loudest ticking sound heard by the ear, find the angle x in the Fig.12.4.

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Uploaded: 2022-01-05T06:16:12+00:00
Description: Science Exemplar Problems - class 9 Sound Sound - Exercise solutions written by Lido's expert teachers

Question

For hearing the loudest ticking sound heard by the ear find the angle x in the Fig124

Accepted Answer

The angle of incidence is always equal to the Angle of reflection The angle of Incidence of 90httpswwwdegreesymbolnet 50httpswwwdegreesymbolnet 40httpswwwdegreesymbolnet The angle of reflection angle of incidence40httpswwwdegreesymbolnet Hence angle x is 40httpswwwdegreesymbolnet

NCERT Exemplar Solutions Class 9 Science Solutions for Sound - Exercise in Chapter 12 - Sound