69 Questions
What does the amplitude of a longitudinal wave represent?
The maximum change in pressure from the equilibrium state
What is the unit of measurement for frequency?
Hertz (Hz)
In a longitudinal wave, what is the direction of the particle displacement?
Parallel to the direction of the wave's propagation
What is the relationship between period and frequency?
They are inversely proportional
What occurs during a compression in a longitudinal wave?
The particles of the medium move closer together
What is the definition of a rarefaction in a longitudinal wave?
A region where the particles of the medium are furthest apart
What is wave speed?
The distance a wave travels per unit time
What is the wavelength of a longitudinal wave?
The distance between two consecutive points that are in phase
What is the formula to calculate the speed of a longitudinal wave?
v = λ / T
What is the wave equation for the speed of a longitudinal wave?
v = λ × f
What represents one complete cycle of a longitudinal wave?
The wavelength of the wave
What is the unit of measurement for wave speed?
Meters per second (m·s⁻¹)
What is the amplitude of a longitudinal wave?
The maximum displacement from equilibrium
What is the relationship between wavelength and frequency in the wave equation?
v = λ × f
What occurs during a rarefaction in a longitudinal wave?
The particles of the medium move further apart
How do compressions and rarefactions travel through the medium in a longitudinal wave?
As alternating regions of high and low pressure
What is the characteristic of particle displacement in a longitudinal wave?
Parallel to the direction of wave propagation
What happens to the density and pressure of the medium during a compression?
They increase above average
What is the wavelength in a longitudinal wave?
The distance between two consecutive points that are in phase
What is the maximum displacement from equilibrium in a longitudinal wave?
The amplitude
What is the visual representation of a longitudinal wave?
A slinky spring being pushed and pulled horizontally
What is the characteristic of compressions and rarefactions in a longitudinal wave?
They are alternating regions of high and low pressure
What is the relationship between the wavelength and the amplitude of a longitudinal wave?
They are independent of each other
What is the significance of the wavelength in a longitudinal wave?
It represents one complete cycle of the wave
What is the maximum change in pressure from the equilibrium state in a longitudinal wave?
The amplitude of the wave
What is the time taken by the wave to move one wavelength?
The period of the wave
What is the number of wavelengths per second in a wave?
The frequency of the wave
What is the relationship between the period and frequency of a wave?
They are inversely proportional
What is the distance a wave travels per unit time?
The wave speed
What is the formula to calculate the wave speed in terms of frequency?
v = λf
What is the unit of measurement for the wave speed?
Meters per second (m/s)
What is the result of substituting the equation f = 1/T into the formula v = λ/T?
v = λf
What happens to the density and pressure of the medium during a rarefaction in a longitudinal wave?
They decrease from the average.
What is the characteristic of longitudinal waves that differentiates them from transverse waves?
Particle displacement is parallel to the direction of wave propagation.
How do compressions and rarefactions travel through the medium in a longitudinal wave?
As alternating regions of high and low pressure.
What represents one complete cycle of a longitudinal wave?
The distance between two consecutive compressions.
What is the relationship between the wavelength and the amplitude of a longitudinal wave?
The wavelength and amplitude are independent of each other.
What is the maximum displacement of particles from their equilibrium position in a longitudinal wave?
The amplitude.
What is the visual representation of a longitudinal wave?
A coil-like structure.
How do the particles of the medium move in a longitudinal wave?
Back and forth in the same direction as the wave.
What is the amplitude of a longitudinal wave related to?
The maximum change in pressure from the equilibrium state
What is the period of a wave?
The time taken by the wave to move one wavelength
What is the frequency of a wave?
The number of wavelengths per second
What is the relationship between the period and frequency of a wave?
Frequency is inversely proportional to period
What is the formula to calculate the wave speed in terms of wavelength and frequency?
v = λf
What is the unit of measurement for wave speed?
meters per second (m·s⁻¹)
What is the result of substituting the equation f = 1/T into the formula v = λ/T?
v = λf
What is the distance traveled by a wave during one period?
One wavelength
What is the direction of the medium's displacement in a compression?
Parallel to the wave's propagation
What is the significance of the amplitude in a longitudinal wave?
It represents the maximum displacement from equilibrium
During a rarefaction, what happens to the density and pressure of the medium?
They decrease
What is the characteristic of longitudinal waves that differentiates them from transverse waves?
The particles of the medium move parallel to the wave's propagation
What is the wavelength in a longitudinal wave?
The distance between two consecutive compressions
What is the result of the particles of the medium moving back and forth in the same direction as the wave?
Compressions and rarefactions are formed
What is the visual representation of a longitudinal wave?
A coil spring being pushed and pulled horizontally
What is the relationship between the wavelength and the frequency of a longitudinal wave?
They are directly proportional
What is the effect of increasing the frequency of a longitudinal wave on its amplitude?
The amplitude decreases
If the wavelength of a longitudinal wave is tripled, what is the effect on its speed?
The speed is also tripled
What is the effect of increasing the period of a longitudinal wave on its wavelength?
The wavelength decreases
If the speed of a longitudinal wave is doubled, what is the effect on its frequency?
The frequency is also doubled
What is the relationship between the amplitude and wavelength of a longitudinal wave?
The amplitude is independent of the wavelength
If the wavelength of a longitudinal wave is halved, what is the effect on its period?
The period is also halved
What is the effect of increasing the frequency of a longitudinal wave on its wavelength?
The wavelength decreases
If the amplitude of a longitudinal wave is doubled, what is the effect on its speed?
The speed remains constant
What is the distance traveled by a wave during one period?
One wavelength
What is the significance of the amplitude in a longitudinal wave?
It represents the maximum change in pressure from the equilibrium state
How do the particles of the medium move in a longitudinal wave?
They move parallel to the direction of the wave
What is the result of substituting the equation f = 1/T into the formula v = λ/T?
v = λf
What is the time taken by the wave to move one wavelength?
Period
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