Three identical rods `AB`, `CD` and `PQ` are joined as shown. `P` and `Q` are mid points of `AB` and `CD` respectively. Ends `A`, `B`, `C` and `D` are maintained at `0^(@)C`, `100^(@)C`, `30^(@)C` and `60^(@)C` respectively. The direction of heat flow in `PQ` is A. from P to QB. from Q to PC. heat does not flow in PQD. Data is insufficient

Three identical rods `AB`, `CD` and `PQ` are joined as shown. `P` and

1.	Three identical rods `AB`, `CD` and `PQ` are joined as shown. `P` and `Q` are mid points of `AB` and `CD` respectively. Ends `A`, `B`, `C` and `D` are maintained at `0^(@)C`, `100^(@)C`, `30^(@)C` and `60^(@)C` respectively. The direction of heat flow in `PQ` is A. from P to QB. from Q to PC. heat does not flow in PQD. Data is insufficient
Answer» Correct Answer - A

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