25 The two ends of a uniform lagged rod of thermal conductivity k are maintained at different but constant temperatures do The

Question

25 The two ends of a uniform lagged rod of thermal conductivity k are maintained at different but constant temperatures do The temperature gradient at any point on the rod is equal to the difference in temperature per unit length Th de heat flow per unit time per unit cross section of the rod is I do A is the same for all points on the rod de B I will decrease as we move from higher to lower temperature C I k de de I don options are incorrect

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