Physics
NULL
Medium
Question
The periodic alternation of sound between maximum and minimum loudness are called___________________?
A
silence zone
B
interference
C
beats
✓ Official correct answer
D
resonance
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A
silence zone
No member explanations yet for this option.
B
interference
No member explanations yet for this option.
C
beats
No member explanations yet for this option.
D
resonance
No member explanations yet for this option.
Explanation
Beats are the periodic rise and fall in the loudness of sound heard when two waves of slightly different frequencies interfere.
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