Q.1. The metals Cu and Pb have diamagnetic susceptibilities -9.63×10-6 and-1.58x10-5, respectively. Furthermore, Pb is a superconductor with T=7.2 K andBo=800 G. Compare the magnetic energies of Cu and Pb in an external field of 500 Gat 7.5 K and 0.1 K; assume the long-wire geometry with the field parallel to the wire.What is the principal difference in the free energy of the Pb sample at the twotemperatures and in the presence of the field?

The critical magnetic field at temperature T Kelvin be defined as, BCT=BC01-TTC2 Where, BC0 be…

Answered: Q.1. The metals Cu and Pb have…

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