Question
Tue February 26, 2013 By:
 

To verify the laws of reflection of sound, students were asked to select the appropriate device to produce sound out of the following whistle,horn,stopwatch and table bell. Which would be the correct choice and why?

Expert Reply
Tue February 26, 2013
A whistel would be the best choice as it would produce a sound which will be of uniform intensity with time and a uniform frequancy.
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