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How is the peak frequency of emitted light related to the temperature of its incandescent source?
The peak frequency of emitted light is directly proportional to the temperature of the incandescent source, as described by Wien's displacement law. As the temperature of the source increases, the peak frequency of the emitted light shifts to higher values, resulting in a bluer appearance for higher temperatures and a redder appearance for lower temperatures.
How does the frequency of re-emitted light in a transparent material compare with the frequency of the light that stimulates its re-emission?
The frequency of re-emitted light in a transparent material is the same as the frequency of the light that stimulates its re-emission. This is due to the conservation of energy principle, where the energy of the absorbed photon is re-emitted as a photon of the same frequency.
When light shines on a metal surface the maximum energies of emitted electrons?
depend on the frequency of the incident light. The maximum energy of emitted electrons is given by the equation E = hf - φ, where E is the maximum energy, h is Planck's constant, f is the frequency of the incident light, and φ is the work function of the metal.
What is the frequency of light emitted by a laser pointer whose wave is 670 nm?
The frequency of light emitted by a laser pointer with a wavelength of 670 nm can be calculated using the formula: frequency = speed of light / wavelength. Plugging in the values, we get frequency = 3x10^8 m/s / (670x10^-9 m) = 4.48x10^14 Hz.
Which star will emit the shortest wavelength of its peak frequency?
The star emitting the shortest wavelength of its peak frequency will be a star with high temperature, such as a blue star. This is because the wavelength of light emitted by an object is inversely proportional to its temperature according to Wien's law.
How is the peak frequency of emitted light related to the temperature of its incandescent source?
The peak frequency of emitted light is directly proportional to the temperature of the incandescent source, as described by Wien's displacement law. As the temperature of the source increases, the peak frequency of the emitted light shifts to higher values, resulting in a bluer appearance for higher temperatures and a redder appearance for lower temperatures.
How do you calculate the frequency of light emitted in chemicals?
There are several ways to calculate the frequency of light emitted or absorbed by different chemicals, and they depend on what you already know. For example, if you know the energy of the particle, then you can calculate frequency from E = planck's constant x frequency and solve for frequency. If you happen to know the wavelength, then you can use C = wavelength x frequency and solve for frequency (where C = speed of light).
How does the frequency of re-emitted light in a transparent material compare with the frequency of the light that stimulates its re-emission?
The frequency of re-emitted light in a transparent material is the same as the frequency of the light that stimulates its re-emission. This is due to the conservation of energy principle, where the energy of the absorbed photon is re-emitted as a photon of the same frequency.
When light shines on a metal surface the maximum energies of emitted electrons?
depend on the frequency of the incident light. The maximum energy of emitted electrons is given by the equation E = hf - φ, where E is the maximum energy, h is Planck's constant, f is the frequency of the incident light, and φ is the work function of the metal.
Do starts reflect light?
Yes, stars produce their own light through nuclear fusion in their cores. This light is emitted in various wavelengths, including visible light that we can see from Earth. The intensity and color of the light emitted by stars depend on their temperature and age.
What measures the exact frequency of the light emitted when an electron changes levels?
Spectrometer is used to measure the exact frequency of the light emitted when an electron changes levels. It separates the different wavelengths of light to determine their frequencies accurately.
What measures the exact frequency of the light emitted when an electron changes levels.?
spectroscope
What is the frequency of light emitted by a laser pointer whose wave is 670 nm?
The frequency of light emitted by a laser pointer with a wavelength of 670 nm can be calculated using the formula: frequency = speed of light / wavelength. Plugging in the values, we get frequency = 3x10^8 m/s / (670x10^-9 m) = 4.48x10^14 Hz.
Which star will emit the shortest wavelength of its peak frequency?
The star emitting the shortest wavelength of its peak frequency will be a star with high temperature, such as a blue star. This is because the wavelength of light emitted by an object is inversely proportional to its temperature according to Wien's law.
What frequencies of light does an incandescent gas emit?
An incandescent gas emits a continuous spectrum of light, encompassing a wide range of frequencies. The specific frequencies emitted depend on the composition and temperature of the gas.
What is the relationship between the Kelvin temperature and the color of light emitted by an object?
The relationship between the Kelvin temperature and the color of light emitted by an object is that as the temperature increases, the color of the light emitted shifts from red to orange, then to yellow, white, and finally blue as the temperature gets hotter. This is known as blackbody radiation, where higher temperatures correspond to shorter wavelengths and bluer light.
Is UV light emitted from all lasers?
No, most lasers emit light at a different frequency than UV.
