A thin rod consists of two parts joined together. One-third of it is silver and two-thirds is
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A thin rod consists of two parts joined together. One-third of it is silver and two-thirds is gold. The temperature decreases by 26 Co. Determine the fractional decrease (L / L0,Silver + L0, Gold in the where L0, Silver and L0, Gold are the initial lengths of the silver and gold rods?
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