0
Add your answer:
Earn +20 pts
Why does planck curve decline after reaching the peak wavelength?
The Planck curve declines after reaching the peak wavelength because the intensity of radiation decreases as the wavelength increases. This is due to a decrease in the number of photons emitted at longer wavelengths.
If the inner accretion disk around a black hole has a temperature of 1000000 K at what wavelength will it radiate the most energy?
The wavelength at which an object emits the most energy is determined by Wien's law, which states that the peak wavelength of emitted radiation is inversely proportional to the temperature of the object. In this case, with a temperature of 1,000,000 K, the black hole accretion disk would radiate most of its energy in the extreme ultraviolet or soft X-ray range, with a peak wavelength around 3 nm.
Why do you use the wavelength with the maximum absorbance in spectroscopy?
The wavelength with maximum absorbance in spectroscopy is used because it corresponds to the wavelength at which the sample absorbs light most strongly. This provides the most accurate and sensitive measurement of the sample's concentration or characteristics.
What is the formula on how to find starch in water?
To find the concentration of starch in water, you can use a spectrophotometric method by measuring the absorbance of the solution at a specific wavelength. Prepare a standard curve using known concentrations of starch solutions to correlate absorbance with concentration. Then, measure the absorbance of your sample and use the standard curve to determine the starch concentration.
What are the characteristics of the spectrum of the cosmic background radiation?
The cosmic background radiation spectrum is a near-perfect blackbody spectrum with a temperature of approximately 2.7 Kelvin. It exhibits a high degree of isotropy, meaning it appears the same in all directions. The spectrum is consistent with the predictions of the Big Bang theory and provides crucial evidence for the earliest stages of the universe.
Why does planck curve decline after reaching the peak wavelength?
The Planck curve declines after reaching the peak wavelength because the intensity of radiation decreases as the wavelength increases. This is due to a decrease in the number of photons emitted at longer wavelengths.
The blackbody curve depends on what single property?
temperature
Why is it that the sun appears yellow?
That is about where the peak of its blackbody radiation curve is, as determined by the photosphere temperature.
In terms of its blackbody curve describe what happens as a red-hot glowing coal cools off?
As the red-hot glowing coal cools off, its temperature decreases, causing a shift in its blackbody curve towards longer wavelengths. This shift leads to a decrease in the intensity of emitted visible light and an increase in the emission of infrared radiation. Eventually, the coal will no longer emit visible light and will appear as a dim red glow before becoming completely dark as it reaches room temperature.
What wavelength of maximum intensity does the Sun emit?
The Sun emits light in a broad range of wavelengths, peaking in the visible spectrum around 500 nanometers, which is green light. This peak intensity is a result of the Sun's temperature, which determines its blackbody radiation curve.
Why do hot star appear blue in color?
Because the peak of their blackbody curve is near blue in the spectrum, for the temperature of their photosphere.
Does strength curve relate to any exercise?
Yes, any movement at all relates to the strength curve.
What is the lowest temperature that will cause a blackbody to emit radiation that peaks in the infrared?
The temperature at which a blackbody radiates primarily in the infrared region is around 300 K (27°C). At this temperature, the peak of the blackbody radiation curve falls within the infrared spectrum.
If the inner accretion disk around a black hole has a temperature of 1000000 K at what wavelength will it radiate the most energy?
The wavelength at which an object emits the most energy is determined by Wien's law, which states that the peak wavelength of emitted radiation is inversely proportional to the temperature of the object. In this case, with a temperature of 1,000,000 K, the black hole accretion disk would radiate most of its energy in the extreme ultraviolet or soft X-ray range, with a peak wavelength around 3 nm.
What is strength curve?
Relates to any exercise, Analyzes the components of strength production, Has seven factors
What is the most dominant color emitted by the sun?
Looking at the solar spectrum, the curve peak is around wavelength 0.45(microns) falling under the ultraviolet band. This ultraviolet band runs from 0.30 - 0.45. This curve then drops off rapidly and exponentially when under "air mass 0" conditions (outer space) in "air mass 1" conditions (the earths surface) the spectrum follows this curve, with intensity's reduced however as our atmosphere adsorbs some wavelengths better than others the curve tends to jump too and from the trend while still maintaining the exponential decline as seen under air mass 0 conditions. So in short ultraviolet I guess would be the sortest answer ^-^ -Jason MEng
According to Figure 2.11 in the textbook (Blackbody Curves) an object having a temperature of 1000 K emits mostly?
According to Figure 2.11 in the textbook, an object having a temperature of 1000 K emits mostly infrared radiation. At this temperature, the peak of the blackbody curve shifts towards longer wavelengths, which corresponds to the infrared region of the electromagnetic spectrum.
