GRE Subject 2026 Practice Test Physics Statistical Physics Free Quiz 1

1. What does statistical physics study?

A. Macroscopic systems using statistical methods B. Motion of objects C. Electricity and magnetism D. Heat and temperature

2. What are the specific arrangements of particles in a system?

A. Macrostates B. Ensembles C. Microstates D. Thermodynamic variables

3. What are the macroscopic properties of a system?

A. Microstates B. Ensembles C. Thermodynamic variables D. Macrostates

4. What is the number of microstates corresponding to a macrostate?

A. Entropy B. Multiplicity C. Temperature D. Pressure

5. What is Boltzmann's constant?

A. 1.38 × 10⁻²⁰ J/K B. 1.38 × 10⁻²⁵ J/K C. 1.38 × 10⁻²³ J/K D. 1.38 × 10⁻³⁰ J/K

6. What particles does the Bose-Einstein distribution describe?

A. Fermions B. Bosons C. Classical particles D. Photons

7. What particles does the Fermi-Dirac distribution describe?

A. Fermions B. Bosons C. Classical particles D. Photons

8. What distribution describes blackbody radiation?

A. Maxwell-Boltzmann B. Bose-Einstein C. Planck D. Fermi-Dirac

9. What is the classical description of blackbody radiation at low frequencies?

A. Planck's law B. Rayleigh-Jeans law C. Wien's law D. Stefan-Boltzmann law

10. What is Wien's law?

A. λ_max T = constant B. λ_max T = constant C. λ_max/T = constant D. λ_max T² = constant