Question

please solve 2 problems

restriction on the total number of particles 4. For photons, there is no (a) Find out the number of photons per quantum state 8T V 2 dv 4 (b) Find out the partition function, Z. cf. g(v)dv 15 e 1 In z n (1 e hulkT) for a (c) Calculate the internal energy, U single oscillator (d) Calculate the pressure, P. 4. For solids Einstein the vibrational levels given energy are as € (j+h, j 0,1,2,. Assuming that the N strongly coupled atoms are equivalent to 3N simple harmonic independent oscillators, find out the followings (a) Equation for the vibrational energy as a function of temperature (b) Specific heat at constant volume.

Answer 1

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Constau volume (by Speaitic heat at p ot h ( -kP CS Scahned With CamScanner