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The coefficient of thermal lincar cxpansion of copper is a = 4 x 10-6°C-!,
and its specific heat is C= 0.386 Jg-°c-!. A square copper plate of side
10 cm and mass 100 g is heated from 0°C to 100°C.
(a) - How much docs the plate's area increase?
(b) – How much heat does thec plate absorb?

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