How is the behavior of light influenced under extremely high gravitational fields, as in black holes?
Q: What would the expected Doppler shift be for an object moving away from the observer?
A:
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A: Using to the Wein's displacement law, λmax=2.8977×106nmKT
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A: As per the general theory of relativity, gravity affects light and causes energy change in photons.…
Q: The temperature of a blackbody is raised by 1% from 100 K to 101 K. It now gives off _____ times…
A:
Q: What is the Lorentz force?
A: Lorentz force
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A: Surface temperature (T) of the star = 6000 Kelvin
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A: The velocity of the stars is determined by using the doppler effect. The Doppler effect depends on…
Q: Calculate the Lorentz factor for a car moving at a velocity of 95 km/hr.
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Q: What happens to the wavelength of light emitted by a body as it tripled in temperature?
A: Suppose a body is emitting radiation of wavelength, & having temperature T.
Q: Light is without mass, so how can gravity have an effect on light?
A: Einstein’s general theory of relativity explains gravity as distortion of four dimensional spacetime…
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A: The distance to the sun can be calculated using the method of parallax. Parallax is defined as the…
Q: How does the Doppler effect on sound waves differ from the Doppler effect on electromagnetic waves?…
A: The Doppler Effect is defined as the change in frequency observed by the observer in the case of…
Q: Explain the term Gravitational lensing?
A: Gravitational lensing is the term that is used to describe the bending and distortion in the path of…
Q: What is the Doppler shift in the wavelength of Hα ( 656.1 nm ) line from a star which is moving away…
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Q: Do higher energy gamma rays travel faster, slower, or at the same speed in space than lower energy…
A: The higher energy gamma rays and lower energy radio waves , both are part of same electromagnetic…
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Q: Whether infinite density of Black Hole proves that amount of Energy present in our Universe is…
A: The two points are nothing to do with each other. It is true that a black hole is a very dense…
Q: What is Stefan-Boltzmann constant? What is its value?
A: Stefan-Boltzmann law states that the total radiant heat energy emitted from a surface of the source…
Q: What would the wavelength of the 21 cm line be for a source moving away from the Earth at 10% the…
A: As per the Doppler effect, the observed wavelength can be found as, Here, λO, λS, v, and c…
Q: How does the correspondence principle relate to special relativity?
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Q: An object in Ursa Major is determined to be receding from us with a velocity of 15,000 km/s. How far…
A: v=H0dd=vH0
Q: A star is moving towards us at an extremely fast speed. What is likely happening to the light wave…
A: Doppler effect: The wavelength or frequency of radiation from a source appears to change due to its…
Q: why does light moving away from us appear redshifted?
A: When light moves away, it appears redshifted.
Q: From our frame of reference on Earth, objects slow to a stop as they approach black holes in space…
A:
Q: Light travels 3 x 10^8 meters every seconds (after rounding). That number in words is: 30 3,105 310…
A: Given that-Speed of light, v= 3×108 meters/ secondWe know that-If given 10n it defines number of…
Q: under what circumstances would sound have doppler redshift
A: Red shift : The shift of wavelength toward red. This means increase in wavelength. Red has longest…
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A:
Q: Does observed gravitational lensing correspond to a converging or diverging lens? Explain briefly.
A: Gravitational lensing: In this effect, the light rays bend towards massive objects in the space due…
Q: Laser light from Earth is received for an experiment by an Earth satellite. Is the light redshifted…
A: As per general relativity, gravity is capable of affecting the energy of a photon. Thus a photon…
Q: If light of frequency 200,000,000 vib/s from a star is observed to have a frequency of 188,000,000…
A: f0 is the observed frequencyf is the source frequencyv source velocityc is the speed of light…
Q: What does the direction of the magnetic field depend on In lectromagnetism?
A: In electromagnetic field the magnetic field is depend on the flow of current.
Q: The Hubble Space Telescope is in low-Earth orbit. What is the magnitude of stellar aberration…
A: 1) See, By taking the spectrum of a distant object, such as a galaxy, astronomers can see a shift in…
Q: Suppose the temperature of a blackbody increases by 20%. What will happen to the total rate at which…
A: Energy radiated by a blackbody depends on its temperature and the relationship between temperature…
Q: Does the big balloon travel faster or slower than the small balloon in the balloon rocket…
A: Answer:- In the balloon rocket experiment, the big balloon will travel slower than the small…
Q: Astronomer's know that a certain type of star emits the most light at 100nm. However when the…
A: wavelength emitted = 100 nm wavelength observed = 230 nm
Q: Is light emitted from the surface of a massive star red-shifted or blue-shifted by gravity?
A: red shift or blue shift
How is the behavior of light influenced under extremely high gravitational fields, as in black holes?
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