Physics, 29.06.2019 23:20 Nitziaruiz1
Consider a cavity of volume v filled with photons (a) show that the logarithm of photon's grand partition function q is (b) show that the equation of state of the photon gas can be specified by where 3 (c) determine the average number of photons (n) in the cavity and show that the mean energy per photon is approximately the following information may be (x) = with the riemann zeta-function ((v)2n. here are some frequently used values: (2) = π2/6, ζ(3) 1.202, e(4) = π4/90
Answers: 2
Physics, 21.06.2019 17:00
What would the difference of spectral lines emitted by hydrogen gas in distant galaxies which is normally found at a wavelength of 21 cm on earth, be observed at 21.1 centimeters?
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Physics, 22.06.2019 02:30
Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat
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Physics, 22.06.2019 09:00
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
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Physics, 22.06.2019 10:00
Which atomic model was proposed as a result of j. j. thomson’s work?
Answers: 1
Consider a cavity of volume v filled with photons (a) show that the logarithm of photon's grand part...
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