Statistical Physics test

Fermi-Dirac statistics is for the

• Distinguishable particles

• Symmetrical Particles

• Particles with half integral spin

• Particles with integral spin

At T > 0K, the probability of a state with E > EF filled is zero.

• True

• False

For all the quantum states with energy greater than Fermi energy to be empty in a Fermi-Dirac system, the temperature should be

• 273 K

• 373 K

• 0 K

• 100 K

Bose-Einstein statistics is for the

• Distinguishable particles

• Symmetrical Particles

• Particles with half integral spin

• Particles with integral spin.

During Bose-Einstein condensation all the atoms fall back to the

• Ground state

• First excited state

• Highest Excited state

• Insufficient information

Phase space is a

• 3 Dimensional Space

• 4 Dimensional Space

• 5 Dimensional Space

• 6 Dimensional Space

Maxwell-Boltzmann law is for the

• Distinguishable particles

• Indistinguishable Particles

• Particles with half integral spin

• Particles with integral spin

The average kinetic energy associated with each degree of freedom is

• kT

• 2kT

• kT/2

• kT/4

Which one of the following is the most probable speed?

• A

• B

• C

• D

The density of molecules is maximum at which speed?

• Vrms

• Vmp

• Vmean

• Vinst