Q2. (a) Starting with the assumptions made, show that according to Einstein's theory of specific heat of solids, at very low temperatures C, varies exponentially with temperature T . (b) Explain why the contribution of free electrons to the total specific heat of a metallic solid is negligible at high temperatures.
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![Q2. (a) Starting with the assumptions made, show that according to Einstein's
theory of specific heat of solids, at very low temperatures C, varies
exponentially with temperature T.
(b)
Explain why the contribution of free electrons to the total specific heat of a
metallic solid is negligible at high temperatures.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd741d4b3-8d49-459c-9f42-d94d7eea3fc7%2F879d5add-522c-4f1c-a265-3e1ca3b89bb5%2Fwzwtf1_processed.png&w=3840&q=75)
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