The ratio of thermal conductivity of two rods of different material is 5 : 4 . The two…
Physics · NEET · NTA Exams — Properties of Solids and Liquids
The ratio of thermal conductivity of two rods of different material is 5 : 4 . The two rods of same area of cross-section and same thermal resistance will have the lengths in the ratio
- 4 : 5
- 9 : 1
- 1 : 9
- 5 : 4
Answer
(A) 4 : 5
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