The periodic rise and fall in the intensity of sound produced whn two notes of...
PHYSICS
WAEC 2022
The periodic rise and fall in the intensity of sound produced whn two notes of nearly equal frequencies are sounded together is called? The periodic rise and fall in the intensity of sound produced whn two notes of nearly equal frequencies are sounded together is called?
- A. doppler effect
- B. beat
- C. interference
- D. resonance
Correct Answer: B. beat
Explanation
beat, in physics, the pulsation caused by the combination of two waves of slightly different frequencies.
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