Recent content by cooper607
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Graduate Chandrashekhar limit for relativistic fermion gas
all i found out is the relation of radius vs mass for non relativistic gas, but is there any equation of R for non relativistic one where the radius goes to zero as mass goes to 1.44 ?- cooper607
- Post #4
- Forum: Astronomy and Astrophysics
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Graduate Mass radius relationship for SIRIUS B
dear Chronos, I actually visited that page earlier, for relativistic fermi gas they derived the relation to be 1=M^(-1/3) , so radius actually cancels out from both sides. so how do they plot that graph where radius is zero when mass goes to 1.44? i didnt get any expression for the graph..can...- cooper607
- Post #5
- Forum: Astronomy and Astrophysics
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Graduate Mass radius relationship for SIRIUS B
But the relativistic fermi gas plot is different than the non relativistic, i want to know how do they get this graph?- cooper607
- Post #3
- Forum: Astronomy and Astrophysics
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Graduate Mass radius relationship for SIRIUS B
hi guys, I have been doing a research on white dwarf stars and chanrashekhar limit. I need to plot a graph for the mass-radius relationship of the dwarfs. from the equalization of the hydrostatic equilibrium pressure and the electron degeneracy pressure I found out the radius -mass relationship...- cooper607
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- Mass Radius Relationship
- Replies: 5
- Forum: Astronomy and Astrophysics
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Graduate Chandrashekhar limit for relativistic fermion gas
hi fellas, I have been working on Chandrashekhar limit, and I found a mass-radius relationship for the nonrelativistic fermi gases using this formula and i got the graph of this R=((18pi)^(2/3))/10 *H^2/(GmM^(1/3) ) (0.5/n)^(5/3) where H=(6.63*10^-34)/2pi G=6.67*10^-11 m=9.11*10^-31...- cooper607
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- Fermion Gas Limit Relativistic
- Replies: 3
- Forum: Astronomy and Astrophysics
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Undergrad Generating the function from given coordinates and slopes
i got the curve to be sort of a straight line. I might have worked out with it to get a y=mx curve, but i m looking for a more accurate function because my straight line is slightly deviating from its path, not exponential though..actually i need to know if there is any mathematical manual...- cooper607
- Post #3
- Forum: General Math
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Undergrad Generating the function from given coordinates and slopes
hi fellas, i have been given a graph from which i can extract the coordinates and the slopes but all i need is to generate the function this graph represents. can you suggest me any manual procedure to do this mathematically or do i have to use software to generate polynomial functions? if...- cooper607
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- Coordinates Function
- Replies: 3
- Forum: General Math
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Graduate How Does Velocity Affect Time, Length, and Mass in Special Relativity?
i have the basic question of special relativity why time , length and mass is a function of velocity here? i may know the mathematical interpretation of special relativity but i did not understand it physically how time can depend on these parameters. some please make me clear on this issue regards- cooper607
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- Time Time dependent Velocity
- Replies: 9
- Forum: Special and General Relativity
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Undergrad What is the Electric Field Inside and Outside of a Sphere?
hi guys, i have been following griffith's book on electrodynamics and i m stuck with probably one of the basic concepts on electric field. i did not understand what would be the electric field, 1) inside and 2)outside of a sphere with radius R ? also there are two problems which deals with...- cooper607
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- Electric Electric field Field Sphere
- Replies: 1
- Forum: Electromagnetism
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Engineering Circuit Analysis: Problem 4 - Obtain Current Through Galvanometer
Homework Statement problem---4 (5 marks) Obtain the current through the Galvanometer G, having a resistance of 14Ω, in the Wheatstone bridge shown in Fig-4 Homework Equations i know the delta-Y transformation and applied it, i found out the R (eq) to be 32.4675ohm The Attempt at a Solution...- cooper607
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- Analysis Circuit Circuit analysis
- Replies: 1
- Forum: Engineering and Comp Sci Homework Help
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Need help in simplifying circuits with logic gates
hi, I am new in basic electronics course. i m having some problem with simplifying the circuits using boolean algebra. can you suggest me any good book to practice this? and i also need a short chart of the laws.- cooper607
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- Circuits Logic Logic gates
- Replies: 1
- Forum: Science and Math Textbooks
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Undergrad Is there any relation between orbital motion and spin motion?
oh thanks/////that was really very detailed and helpful- cooper607
- Post #3
- Forum: Astronomy and Astrophysics
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Undergrad Is there any relation between orbital motion and spin motion?
hi guys, i have a question about the orbit-spin relationship of the celestial objects. for example in our solar system i understand the orbital period becomes lengthy for the planets more distant than the sun, it's logical, but what happens with their spinning motion..? i don't understand why...- cooper607
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- Motion Orbital Orbital motion Relation Spin
- Replies: 4
- Forum: Astronomy and Astrophysics
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Graduate How to apply ladder operators?
The total energy of a particle in a harmonic oscillator is found to be 5/2 ~!. To change the energy, if i applied the lowering operator 4 times and then the raising operator 1 times successively. What will be the new total energy? i want the calculation please- cooper607
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- Apply Ladder operators Operators
- Replies: 1
- Forum: Quantum Physics
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Graduate How to get wavelength of the wave function?
A particle in the infinite square well potential is found at the 3-rd excited state. What is the wavelength of the wave function of the particle? this is a mcq from my faculty who denoted the correct answer to be 2/3 a ...how to get that ?- cooper607
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- Function Wave Wave function Wavelength
- Replies: 1
- Forum: Quantum Physics