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In figure (a), two identical rectangular rods of metal
arewelded end to end, with a temperature of T1
=0°C on the left side and a temperature ofT2 =
100°C on the right side. In1.00 min, 10 J is conducted at a
constantrate from the right side to the left side. How much time
would berequired to conduct 10 J if the rods were welded side to
side as infigure (b)?