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Waves Vibrations and Oscillations
From pendulums, to sound, to Schrödinger's equation, waves and vibrational motion are of fundamental importance to all of the disciplines of physics. Please direct all questions concerning the causes, mechanics, applications, and significance of oscillatory behavior into this category.
5,382 Questions
Yes, as the wavelength of the ultraviolet waves increases, the intensity of the infrared waves emitted by the Sun tends to decrease. This is because different wavelengths of electromagnetic radiation are emitted at different intensities by the Sun based on its temperature and composition.
The term Southern Oscillation most nearly refers to?
The Southern Oscillation refers to a climate phenomenon involving the exchange of air pressure and circulation patterns between the Pacific Ocean and the atmosphere over Australia and Indonesia. It is often associated with the El Niño-La Niña cycle.
Is the range of different electromagnetic waves called electromagnetic span?
The range of different electromagnetic waves is called the electromagnetic spectrum, not electromagnetic span. It includes radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays. Each type of wave has a specific range of frequencies and wavelengths.
All of the frequencies or wavelengths of electromagnetic radiation make up the electromagnetic?
spectrum. This spectrum encompasses a wide range of frequencies and wavelengths, from radio waves to gamma rays. Each type of radiation has unique properties and uses in various fields such as communication, medicine, and astronomy.
Why the amplitude doesn't depend on frequency and time period?
The amplitude of a wave is determined by the energy of the wave, which is not affected by the frequency or time period. The frequency and time period of a wave only determine how many cycles occur in a given time frame, not the strength of each individual cycle. Therefore, the amplitude remains constant regardless of the frequency or time period.
What is its wavelength in meters if The frequency of a microwave signal is 9.76 GHz?
The formula relating wavelength, frequency, and speed of light is λ = c / f, where λ is the wavelength, c is the speed of light (approximately 3.00 x 10^8 m/s), and f is the frequency. Plugging in the values gives us λ = (3.00 x 10^8 m/s) / 9.76 x 10^9 Hz = 0.0307 meters, or 30.7 mm.
Are waves in the electromagnetic spectrum are gamma rays?
Yes, gamma rays are a type of electromagnetic radiation within the electromagnetic spectrum. They have the shortest wavelengths and highest frequencies among all types of electromagnetic radiation. Gamma rays are produced by certain nuclear reactions and radioactive decay processes.
Identify the medium of seismic waves?
Seismic waves travel through Earth's interior primarily as body waves, which include P-waves (primary waves) and S-waves (secondary waves). These waves can also travel along the Earth's surface as surface waves, such as Love waves and Rayleigh waves.
Sound waves travel by vibrations in what?
Sound is energy of mechanical vibration transferred through a medium.
Commonly the medium is air, but solids, liquids and gasses all transmit sound. Indeed, sound travels faster through liquid and solids than through gas.
Sound does not propagate through a vacuum.
Write the calculation of second excited state of Simple harmonic oscillator by variational method?
For help with solving quantum mechanics homework problems Google "physics forums". Providing an answer to this question will yield no value to the community and the answer so long that I would have spend a too long writing it. To help you get started; use the corresponding normalized |psi> (Dirac notation), build the Hamiltonian for the SHO then find the expectation value of the Hamiltonian.
If the wavelength of light increases the frequency?
As the wavelength increases, frequency decreases. A wavelength is the distance from, say, a crest to a crest, or perhaps a trough to a trough. Frequency is essentially how many waves or how many cycles of a wave there are per unit of time, and we usually apply the term cycles per second or Hertz (which means cycles per second) to it.
Wavelength is the physical distance the wave will travel as a single cycle of that wave occurs. And wavelength is a function of both frequency and of the speed of propagation of that wave. In any case, a longer wavelength is associated with a lower frequency. Increasing (lengthening) the wavelength decreases the frequency.
A difference between sound waves and seismic waves?
Sound waves are longitudinal waves that travel through mediums such as air, while seismic waves are a combination of both longitudinal (P-waves) and transverse (S-waves) waves that travel through the Earth’s interior. Seismic waves are typically caused by geological events like earthquakes, while sound waves are produced by vibrating sources like speakers or instruments.
Which is a property of light waves but not sound waves?
why cannot it be both? by definition, amplititude is the extreme range of fluctuating quantity. swing range of a pendulum, current flow,bla,bla,bla. amplitude MODULATION is in reference to radio waves with regards to signal RANGE ie: AM Radio- amplitude modulation am bounces and the range of frequency is modulated within the extreme band withs of the wave.
What is the measurement of Earth's vibrations?
Earth's vibrations are typically measured using seismometers, which detect and record the seismic waves created by earthquakes and other sources of ground motion. These vibrations are quantified using a scale called magnitude, which measures the size of an earthquake, or intensity, which measures the amount of ground shaking at a specific location.
Ripples on a pond are waves moving through (across) water. Sound waves from an audio system move through air (though they can move through other things that they come into contact with). Seismic waves move through the ground, and that means anything on or under it, including rock, magma, water, or just about anything else. (It should be noted that we often consider seismic waves as moving through the ground without differentiating it much, unless we're in a more "involved" or "advanced" study.)
What is another term for the frequency of a sound wave?
Another term for the frequency of a sound wave is pitch. Pitch refers to how high or low a sound is perceived to be by the human ear, and it is directly related to the frequency of the sound wave.
How do sound waves behave like the waves in spring toys?
Sound waves and waves in spring toys both exhibit characteristics of wave motion, such as frequency, amplitude, and wavelength. The oscillations in spring toys represent the compression and rarefaction in sound waves, where particles move back and forth. Just like waves on a spring toy, sound waves can be reflected, refracted, and diffracted when they encounter obstacles or different mediums.
Which materials will carry sound the best - string - twine - rope - or wire?
Wire will carry sound the best because of its rigid structure that allows for more efficient transmission of vibrations. String, twine, and rope are more flexible and absorb more of the sound energy, leading to lower quality transmission.
What is the frequency of an electromagnetic wave that has a wavelength of 300000 kilometers?
The formula related to frequency and wavelength is
Wavelength = 300000000 / Frequency (f)
Wavelength = 300000000 / 30000000000
Wavelength = 1/100
Wavelength = 0.01 meter
OR
Wavelength = 10 milimeter
What device is used to record seismic waves?
A seismometer or seismograph is a device used to record seismic waves generated by earthquakes or other sources. It detects and measures the vibrations caused by these waves, providing valuable data for studying the Earth's interior and understanding seismic activity.
What is the difference between sound waves and earthquake waves?
Sound waves are generated by vibrations in air or a medium and travel in all directions from the source, whereas earthquake waves are generated by the sudden release of energy in the Earth's crust and travel through the Earth. Sound waves are longitudinal waves that can travel through gases, liquids, and solids, while earthquake waves consist of P-waves (compressional waves) and S-waves (shear waves) that travel at different speeds and have different effects on the Earth's surface.
What are the types of waves in the electromagnetic spectrum?
The types of waves in the electromagnetic spectrum include radio waves, microwaves, infrared radiation, visible light, ultraviolet light, X-rays, and gamma rays. These waves differ in their frequencies and wavelengths, with radio waves having the longest wavelength and lowest frequency, while gamma rays have the shortest wavelength and highest frequency.
What happens when Electromagnetic waves pitch is changed?
The frequency changes, as the speed of light c is always constant (299 792 458 meters /s).
For example; your favorite radio station frequency might change from 99.8 FM to 95.4 FM if the pitch was lowered, as the speed is unchanging.
Or, if the wavelength for the color blue was heightened in pitch over time, the color blue might appear to shift through the rainbow to red, infrared and beyond. In Astronomy, we see this all the time, it's called Redshift. very distant galaxies and stars appear to move away from us so fast, their light reaches us 'squashed together', and their light appears more red the further they are from our telescopes.
When describing waves what does amplitude refer to?
Amplitude refers to the maximum displacement of the wave from its rest position. It is a measure of the strength or intensity of the wave. A larger amplitude indicates a more powerful wave, while a smaller amplitude indicates a weaker wave.
