Is the surface of water truly a node? Explain.
An airplane mechanic (standing still) notices that the sound from a twin-engine aircraft rapidly varies in loudness when both engines are running.
What could be causing the variation back and forth between loud and soft?
Is the surface of water truly a node? Why?
An airplane mechanic (standing still) notices that the sound from a twin-engine aircraft rapidly varies in loudness when both engines are running.
What could be causing the variation back and forth between loud and soft?
2 answers
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