JEE Main 2026 Physics question

PhysicsThermal Properties of MatterJEE Main 2026

Rods x and y of equal dimensions but of different materials are joined as shown in figure. Temperatures of end points A and F are maintained at C and C respectively. Given the thermal conductivity of rod x is three times of that of rod y, the temperature at junction points B and E are (close to):

Figure for this question
Answer: (1)

Solution

Using series-parallel resistance network for heat flow gives C, C.

Question ID VK-001108