Define muon family number?
Q: What is the reason behind the creation of the Large Hadron Collider?
A: Required : What is the reason behind the creation of the Large Hadron Collider?
Q: I:28) What was the density of energy released of fusing 25% of all the hydrogen in the universe into…
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Q: If the cosmological microwave background was emitted by a plasma with a temperature temperature of…
A: The expression from the Wien's displacement law is λmT=k .......................................…
Q: State the problems of the Hot Big Bang model in cosmology, and briefly explain how inflation solves…
A: Given the question; we need to state the problems of the Hot Big Bang model in cosmology and explain…
Q: Cosmological redshift caused by the expansion of space itself is not quite the same as the redshift…
A: Doppler effect.Cosmological redshift is indeed distinct, arising from the expansion of space, unlike…
Q: What would the universe look like if there was complete cemetery between matter and antimatter?
A: What would the universe look like if there was complete cemetery between matter and antimatter?
Q: Explain Fermi Paradox?
A: This is a question related to astrophysics. Fermi Paradox: Fermi paradox can be defined as the…
Q: Does the negative mass of antimatter mean that it's gravitationally repelled from stars?
A: Antimatter does not have negative mass. In our universe, the existence of negative mass has not…
Q: The critical mass density needed to just halt the expansion of the universe is approximately 10-26…
A: Given critical mass density needed to halt the expansion of the universe is ρcrirical = 10-26 kg/m3
Q: Assume a flat FRW universe, dominated by radiation throughout its history. Calculate the physical,…
A: The objective of the question is to calculate the physical, cosmological horizon size at a given…
Q: In the early universe, the formation of л* or лº was through thermal interactions. What is the…
A: As mass-energy equivalence says that mass and energy are the same, mass can be converted into energy…
Q: Calculate the critical density of a universe with Hubble constant of 89 km-s¹.Mpc¯¹.
A: It is observed that galaxies are moving away from each other and the farther they are faster they…
Q: What Hubble constant corresponds to an approximate age of the universe of 1010 y? To get an…
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Q: Tachyons are postulated particles that travel faster than the speed of light. (The word tachyon is…
A: The energy of a relativistic particle is given by, E = γmoc2 = moc21-v2c2…
Q: b) The cosmic microwave background dates to a time when the universe was -380,000 years old, or to a…
A: Given: 380000 years ago Tr=3000 Kz=1100
Q: Show that in matter dominated universe density behave as p x (1+z)3 , in radiation dominated as px…
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Q: Suppose the Hubble constant were not 22 but 53 km/s per million light-years. Then what would the…
A: Given: New Hubble constant, H' = 53 km/s per million light-years
Q: Estimate the critical density of the universe if the Hubble's constant was 100 km/s/Mpc.
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Q: Considering the reactions in primordial nucleosynthesis only, what would be the impact on the…
A: So the lifetime of neutrons is very crucial in shaping the universe as it is now. Even a slight…
Q: The presence of neutral hydrogen in galaxies will be observed with the SKA through the redshifted…
A: Given Data: Rest frame frequency=1420MHz Redshift z=0.5 To Find: The frequency would we need to look…
Q: Calculate the Hubble time for a universe with a Hubble constant of sixty kilometers per second per…
A: Given:Hubble's constant, Ho = 60km/(s Mpc)Asked:Hubble's Time, tH = ?
Q: Calculate the temperature of the universe when photons can no longer disassociate deuterons. Use the…
A: Given: The photons can no longer disassociate deuterons.
Q: An electron jumps from n=3 to n=2 in a hydrogen atom in a distant galaxy, emitting light. If we…
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Q: Estimate the critical density of the universe if the Hubble's constant was 50 km/s/Mpc.
A: The minimum density that is required to stop the expansion of the universe is defined as the…
Q: According to the version of the Big Bang Theory without a Cosmological Constant (and without Dark…
A: Hubble's Law states that as the universe is expanding in all directions, the receding velocity of an…
Q: If a proton and an antiproton, both at rest, were to completely annihilate each other, how much…
A: Answer - 3 x 10-10 J
Q: why there are three generations of quarks and leptons
A: why there are three generations of quarks and leptons
Q: Why is the cosmic microwave background radiation evidence for a hot Big Bang?
A: The cosmic microwave background radiation (CMBR), is a high wavelength electromagnetic radiation,…
Q: Describe quark and antiquark.
A: In earlier experiments the scientist said an atom consists protons, electros and neutrons but after…
Q: Assume that the universe has an edge. Placing yourself at that edge in a thought experiment, explain…
A: Given Assume that the universe has an edge. Placing yourself at that edge in a thought experiment,…
Q: Suppose a spaceship has the mass of a typical ocean cruise ship, then it can be assumed that it has…
A: Here, Desired velocity is 17% of the speed of light. Thus v = 0.17 x 3 x 108 = 5.1 x 107 m/s m = 4.3…
Q: (a) What Hubble constant corresponds to an approximate age of the universe of 1010 y? To get an…
A:
Q: Considering the reactions in primordial nucleosynthesis only, what would be the impact on the…
A: It is a coincidence that the neutron mean life is so comparable to the time it takes for nuclei to…
Q: If a 20 yr. old astronaut left to explore the galaxy in 2010 travelling at 1.30 x 108 m/s and…
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Q: What is a pion and how is it created?
A: We look into the nature of pi mesons and their function in the grand scheme of things.
Q: How can we apply the knowledge that was produced by the Large Hadron Collider to our current…
A: There are various elementary particles present and also their antiparticles. We have 4 fundamental…
Q: What would be the critical density of matter in the universe if the value of the Hubble constant…
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Q: Calculate the Hubble time for a universe with a Hubble constant of 60 km-s-1-Mpc-1.
A: Edwin Hubble observed that the galaxies were moving away from us. He calculated their recession…
Q: Why don’t we notice length contraction in everyday life?
A: This is a question from relativity. Length Contraction: This is the phenomenon in which a moving…
Define muon family number?
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