Q No 04: When an observable is said to be con
Q: In context of limitations, there are several points between the Newtonian and Einstein relativity.…
A: Newtonian physics, also called Newtonian or Newtonian mechanics, is that the description of…
Q: Consider the energy-momentum tensor Tμv = (p+p) uu+P9μ applied to the matter/energy distribution in…
A: The objective of the question is to determine the type of matter/energy dominating the universe…
Q: calculate: (a) th real andimaginary part of fiz)= 32-i %3D (b) th real andimaginary part of fiz) =…
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Q: The Schwarzschild radius of a black hole is the point at which the escape velocity equals that of…
A: Given, the Schwarzschild radius of a black hole is the point at which the escape velocity equals…
Q: What mechanism can simultaneously solve both the flatness and horizon problems in cosmology?
A: What mechanism can simultaneously solve both the flatness and horizon problems in cosmology
Q: 9) Calculate the lifetime in s of an exotic particle with a rest energy of 83.08 +- 1.97 GeV. 10) A…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Consider the energy-momentum tensor T_µν = (ρ + p) u_µ u_ν + p g_µν applied to the matter/energy…
A: Required: Consider the energy-momentum tensorT_µν = (ρ + p) u_µ u_ν + p g_µνapplied to the…
Q: Q2:- The average lifetime of a a meson in its own frame of reference is 24 .0 ns. If the z meson…
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Q: A galaxy is receding from earth at a velocity of 0.08 c, 8% of the speed of light. What wavelength…
A: According to the Doppler effect, ∆λλ=vc=0.08cc=0.08…
Q: The heaviest quark is the Top Quark with a mass of 173 GeV/c2. Let's take a Top Quark that is moving…
A: Given that: M=173 GeV/c2v=0.0063c ± 0.1%
Q: Consider a spherical blackbody of constant temperature and mass M whose surface lies at radial…
A: As per General relativity gravity is capeable causing time dilation. Closer the clock is to the…
Q: what are the applications of Semi-classical physics in daily life?
A: Semi-classical physics refers to a theory in which one aspect of a system is mechanically…
Q: Problem 3. Consider a flat, single component universe. 1. For a light source at redshift z that is…
A: Given a flat single-component universe. 1.) The Hubble parameter is defined by…
Q: What were the two independent observations in the late 1990's that pointed to the existence of a…
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Q: The Σ particle has a rest energy of 1385 MeV and a lifetime of 2 × 10-2³s. What would be a typical…
A: Some variable pairs in quantum mechanics are complementary, they cannot be calculated…
Q: Distances to very remote galaxies are estimated based on their apparent type, which indicate the…
A: The relation of brightens of the star is inversely proportional to the square root of the distance…
Q: When a distant galaxy is observed the violet hydrogen line of 410.173 nm was recorded at 610 nm.…
A: When it comes to light the Doppler effect has to be modified. Light does not require any medium to…
Q: What is WKB-approximations in Semi-classical physics?
A: What is WKB-approximations in Semi-classical physics?
Q: A galaxy is observed to be at 10.0 Mpc from Earth. If it is receding at 520 km/s, calculate the…
A: Edwin Hubble in his observations found that the galaxies were moving away from us instead of getting…
Q: A galaxy is oberverd to have emission lines of blue hydrogen lines of 434 nm. What will be the…
A: When the relative speed between observer and source gets close to the speed of light, relativistic…
Q: What is the Hubble Time in Gyr, given the following values of Ho? a. Ho= 50km/s/Mpc b. Ho=…
A: a. Ho= 50km/s/Mpcb. Ho= 75km/s/Mpcc. Ho= 100km/s/Mpc
Q: Quantum gravity, if developed, would be an improvement on both general relativity and quantum…
A: There is no experiment or observation which needs a quantum theory of gravity. However there have…
Q: solved
A: Given that the sphere has a uniform polarization P=P0 hat z, we can write the electric polarization…
Q: The bright radio galaxy, 3c84, is observed to be moving away from the Earth at such high speed that…
A: Given, Wavelength of the source, λs=434 nm Wavelength of the observed light, λobv=442 nm From…
Q: The expanding universe is carrying distant objects away from each other at a rate proportional to…
A: The relation between redshift and radial velocity is z=∆λλ=1+vr/c1-vr/c-1vr=radial velocityc=speed…
Q: Determine the Dopler shift change in f (frequency), for a vehicle moving directly towards the base…
A: SOlution: given that base station phi=0 v = 10 m/s lambda = 0.1 m
Q: The lifetime of a muon is 2.20 ?s. If you measured its mass to be 105.7 MeV/c2, what would be the…
A: According to Heisenberg's uncertainty principle, the product of uncertainties of a canonical pair of…
Q: Michelson and Morley were able to obtain an optical path length l + l2 of about 22 m. Apparatus had…
A: The time difference between the two-beam is given by, ∆t=lv2c3 Therefore, the path difference can be…
Q: this is incorrect the answer is correct but the process gives the wrong answer if u substitute the…
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Q: y for
A: The universe critical density can be denoted as, ρcrit=3Ho28πG Gravitational constant is…
Q: 6. Determine the radius of the event horizon if a star of mass 11 x 1030 kg explodes into a…
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Q: Scientists are conducting an experiment to determine if their hypothesis that a certain constant in…
A: Theoretical value xth=1.65 and average experimental value xe=1.7. The relative uncertainty was found…
Q: For a flat universe K=0 show that the look back time (tL)is unit of the Hubble time tH. ti/th=2/3(1…
A: Look back time is how far in time we are looking. Let us denote the Hubble time as tH=1Ho Lets…
Q: In a certain region, J = (2yax + xzay + z3az ) sin 104t A/mfind ρv if…
A: The expression for the current density is, J→=2yx^+xzy^+z2z^·sin104tA/m
Q: If the lifetime of a particle when it is at rest is 81% of the observed lifetime of the particle,…
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Q No 04: When an observable is said to be constant of motion?
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