What was the wavelength of maximum intensity for radiation from the gas of the big bang at the time of recombination? By what factor is that different from the wavelength of maximum intensity of the cosmic microwave background radiation observed now?
Q: The cosmic microwave background consists of: huge clouds of dark matter interspersed with equally…
A: Cosmic microwave background also known relic radiation. Cosmic microwave background is kind of…
Q: Give examples of baryonic matter.
A: In astronomy baryonic matter are those matter which are made up of protons neutrons and electrons.…
Q: Find the wavelength (in mm) of maximum intensity of the cosmic microwave background radiation…
A: According to big bang theory initially the universe was at very high energy means at very high…
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Q: How does string theory attempt to unify quantum mechanics and general relativity?
A: String theory attempt to unify Quantum mechanics and general relativity
Q: Can I please ask your opinion on what you think of the idea of the Big Bang? How do you interpret it…
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Q: How might you relate the big bang to yourself as a physical entity? What elemental parts of your…
A: After Big Bang their is a very fast expansion of universe. In that state the energy and matter is…
Q: The present number density of electrons in the Universe is the same as that of protons, about 0.2…
A: The present number density of electrons = 0.2m-3. Long before the formation of microwave background,…
Q: Where did all the antimatter go?
A: Anti-particle came into light in the 20th century when famous physicist Paul Dirac was trying to…
Q: The diagram below shows a current carrying wire (1), with the direction of current flow…
A: We will first write an expression for Lorentz force on a current carrying wire. We then use it to…
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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: Which of the following is least reasonable regarding cosmic background radiation (CBR)? Group of…
A: (a) CBR corresponds to a solar temperature of about 6,000 degrees and implies that the Universe was…
Q: The Analysis of the Big Bang Theory.
A: Universe is the whole yonder which consists of many many miles of life both living and unliving. Its…
Q: List all the quarks, leptons and bosons in the order of lowest mass to the highest. Particles with…
A: Order of Particles by Mass:Quarks: Up, Down, Charm, Strange, Top, BottomLeptons: Electron, Electron…
Q: Why couldn't atomic nuclei exist when the age of the universe was less than 2 minutes?
A: As per Hubble's theory, the universe is expanding, this means at some point in time there were…
Q: Is there other evidence of the Big Bang besides the well-documented red shifts?
A: Introduction: The Big Bang model describes how the universe expanded from an initial state of high…
Q: What is meant by the critical density of the universe? Why is this quantity important to…
A: The critical density is the average density of matter necessary for the Universe's expansion to come…
Q: Where did the atoms that were the cause of the big bang originate from?
A: As the universe cooled, conditions became just right to give rise to the building blocks of matter –…
Q: Was the Big Bang an explosion? Explain your answer.
A: the Big Bang wasn't an explosion that destroyed things.
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- Give examples of nonbaryonic matter.How can I calculate the following: Therefore what fraction of those created at a height of 45 kilo- meters would remain once they reach the surface if the Earth? (Mass of muon = 207 me ; Speed of muon, v = 3x10^8m/s ; Distance traveled, h = 45km ; Half-life of muons, t(half) = 1.5x10^-6s)What is the order of objects to form from first to last after the Big Bang nuclei,neutral Atoms, protons?
- How much mass would have to be converted to energy to get the energy of one-megaton bomb of TNT? One megaton of TNT = 4 × 10 15 Joules.2.90 x 106 nm : K Find the wavelength (in mm) of maximum intensity of the cosmic microwave background radiation observed today. ( Hint: Use Wien's law, Amay mm What band of the electromagnetic spectrum is that in? (Examine the figure.) Visible light Short wavelengths Long wavelengths 4 x 107 5x 107 6x 107 7x 10meters (400 nm) (500 nm) (600 nm) /(700 nm) Wavelength (meters) 10 12 10 10 10 104 102 1 102 104 Gamma- Micro- Ultra- violet X-ray Infrared Radio ray wave UHF VHF FM AM Opaque Visual window Radio window Transparent Short Wavelength Long b O microwave O gamma ray O ultraviolet o o o Opacity of Earth's atmosphereI don’t understand how that it was estimated as length of a mouse is 4 to 15 cm in length. Is that a guess and the answer just varies?also where did 10^-1 come from
- Suppose a spaceship has the mass of a typical ocean cruise ship, then it can be assumed that it has a mass of 3.1 × 108 kg. Consider the kinetic energy required at 13 % of the speed of light. If energy to get a spaceship to cruising speed is generated using matter-antimatter annihilation, what mass of antimatter in kg is required?Hint: Matter-antimatter annihilation converts an entire mass of matter and antimatter into pure energy with no loss.How do matter and antimatter differ?If the cosmic microwave background radiation (CMBR) is the remnant of the Big Bang’s fireball, we expect to see hot and coldregions in it. What are two causes of these wrinkles in the CMBR? Are the observed temperature variations greater or less thanoriginally expected?