Physics · Wave Motion and Sound
While shouting, a person often cups their hands around their mouth because:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1This action has no effect on sound propagation
- 2It increases the pitch of the sound
- 3It increases the absolute frequency of the sound
- 4In this position, sound energy is directed primarily in a single direction✓
Correct answer
In this position, sound energy is directed primarily in a single direction
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