Teaching MPPSC Assistant Professor Mock Test Series 2025 Physical Sciences Thermodynamic and Statistical Physics
Consider a system of two Ising spins S1 and S2 taking values ± 1 with interaction energy E = –JS1 S2. For large temperature T, the average energy of the system varies as C/(kBT) with C given by :
1
-J2
2
-2J2
3
J2
4
4J2