When the two ends of a metal rod are maintained at different temperatures and after some time every point of the rod attains a constant temperature,then:
- AHeat is conducted through different points of the rod because the temperature does not increase.
- BThe rod is a poor conductor of heat.
- CHeat is radiated from every point of the rod.
- DEvery point conducts the same amount of heat to its neighboring point at a constant rate.
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