five rods inof same dimensions are arranged in diagonaled square shape.They have thermal conductivities a,b,c,d,e.When two opposite points are in different temprature no heat flows through the central rod.Then what is th condition
five rods inof same dimensions are arranged in diagonaled square shape.They have thermal conductivities a,b,c,d,e.When two opposite points are in different temprature no heat flows through the central rod.Then what is th condition










