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CSE · Paper I · Thermal & Statisticalcse-1993-subject-04-002

Adiabatic demagnetisation — UPSC Physics Optional CSE 1993 Paper I

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Define thermodynamic temperature of a magnetic system. Making use of Gibb's equation, derive an expression for cooling produced due to adiabatic demagnetization process. Why is the method use only after pre-cooling to a low temperature?

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