Q-22: What is meant by term matter waves? Why we can not observe it in our daily life? (**)
Q: Give examples of baryonic matter.
A: In astronomy baryonic matter are those matter which are made up of protons neutrons and electrons.…
Q: What is Boltzmann constant? Give its value?
A: Boltzmann constant: It is a thermodynamic physical constant that connects average kinetic energy of…
Q: Write each of the following complex numbers in the exponential form. (a) 2 cos- +i cos 3 3 을 (b) 5,…
A: a) The given equation is of the Polar form z=r(cosθ+isinθ) Therefore, r= 2 θ= π/3 We know that,…
Q: zicle is shown by the Feynmanı ow heads in the pion? *
A: Given: In the Feynman diagram, the correct diagram representation is given as,
Q: What is the role of symmetry in fundamental physics? Provide examples of symmetry principles in…
A: Symmetry plays a fundamental role in physics as it helps to simplify complex problems and provides a…
Q: What is a virtual particle?
A: A virtual particle is transient change in energy in a point in space, it is not a particle it is…
Q: Briefly explain the degenerate matter.
A: Given:Briefly explain the degenerate matter.Now,Degenerate matter refers to states of matter…
Q: diation density and m
A: The conditions and the assumptions as,
Q: 3. Suppose the scale factor varies as a(t) = Act, where A and a are constants. (a) Can the constant…
A: Given, The scale factor varies as at=Aeαt
Q: What is the significance of the Boltzmann distribution?
A:
Q: Briefly describe the origin of diamagnetism in a free atom?
A: An atom whose properties are not affected by other atoms is called a free atom. An atom, having no…
Q: How to calculate K from first principles of Boltzmann statistics ?
A: The Boltzmann constant (kB or k) is the proportionality factor that relates the average relative…
Q: Show that in matter dominated universe density behave as p x (1+z)3 , in radiation dominated as px…
A:
Q: Describe the Feynman diagram for the exchange of a between a proton and a neutron.
A: When a proton decays into a neutron then an exchange particle is W+ And the other products are…
Q: Virtual particles are always created in pairs. What is the main similarity and difference between…
A: Virtual particles are fluctuations in quantum fields that are thought to exist for very short…
Q: Define the term Boltzmann constant?
A: The expression of Boltzmann constant is: kB=R/NA ……….(1) Here, kB is the Boltzmann constant, R…
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: The CMB contains roughly 400 million photons per m³. The energy of each photon depends on its…
A: Mass = E/c2
Q: (a) What is the most likely type of interaction of the anti-electron neutrinos with the detector…
A:
Q: What is the maximum energy, maximum frequency and minimum wavelength associated with an 6MV beam?
A:
Q: Pm (r) = 4
A: Given as, The radius of the magnetized sphere is given as, R. The magnetic flux is given as,
Q: what are feynmens diagrams in semiclassical physics?
A: SOlution: to describe about Fynmens diagram
Q: Robert Dicke assumed the Cosmic Microwave Background Radiation temperature to be: a) 3 degrees K…
A: Robert Dicke assumed the Cosmic Microwave Background Radiation temperature to be: ANSWER IS OPTION A…
Q: The Hubble constant is found from the... Group of answer choices slope of the line fit to…
A: Given data- Hubble's law- Hubble's law relates the recession velocity of galaxy and the distance to…
Q: The rest wavelength of the Hα transition of atomic hydrogen is 656.3 nm (recall that 1 nm=10-9 m).…
A:
Q: Show that in matter dominated universe density behave as p c (1+z) , in radiation dominated as px…
A:
Q: a process wherein two photons interact together to form a matter and its corresponding anti-matter
A: In 1932, Anderson in his experiment with cloud chamber observed that when a nucleus absorbs…
Q: IV-(v) We have a gas of fermions and another gas of bosons, Their densities (number of particle per…
A: Here given densities of gas of fermions and gas of bosons are same. We have to purpose…
Q: Write one sentence describing how volume and pressure are related in terms of light particles.
A: The pressure (P) and volume (V) are the physical parameter to desribe the state of the particles.…
Q: A 5 micron droplet of water is being carried in standard air toward a 500 micron drop of water at a…
A: Given, Let the two water drops are A and B and their velocities va and vb. If two drops are…
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: 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…
Q: What is Feynman diagram and why is it used?
A: The Feynman diagram is basically a pictorial presentation of some mathematical expressions or…
Q: Find the wavelength (in mm) of maximum intensity of the cosmic microwave background radiation…
A: For example, we are present in Washington , DC, USA. So, Today's (04/11/2021) temperature is T =…
Q: Describe, The Millikan's oil drop experment, ?
A:
Q: How does the principle of duality assist in understanding mirror symmetry in string theory?
A: The principle of duality is a fundamental concept in string theory that plays a crucial role in…
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