Welcome to the Quiz!
This quiz contains 12 questions from a mix of 1 subtopics.
Where do antinodes occur in an open pipe?
at nodes
at the middle
at the closed end
at the open ends
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What is the lowest possible resonant frequency in an open pipe of length l?
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What conditions are necessary for resonance to occur in an air column?
the length matches a harmonic wavelength
the frequency matches a natural frequency
constructive interference occurs
all of the above
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In a closed pipe, where does a node occur?
at the closed end
at the open end
nodes do not occur
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What is the minimum length of a closed pipe required to produce the lowest possible resonant frequency?
λ/2
λ
λ/4
2λ
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What produces the resonant frequencies in wind instruments?
transverse waves
longitudinal waves
gravitational waves
electromagnetic waves
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As wavelength decreases in an open pipe, what happens to the resonant frequency?
it increases
it decreases
it stays the same
no resonance can occur
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Why do higher harmonics have shorter wavelengths than lower harmonics?
the speed is higher
the frequency is lower
the speed is lower
the frequency is higher
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In an open pipe, constructive interference causes:
antinodes at closed ends
nodes at the open ends
nodes at closed ends
antinodes at the open ends
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What are areas of maximum displacement in standing waves called?
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What are areas of zero displacement in standing waves called?
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Explain why resonance only occurs at specific frequencies in wind instruments.
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