Thermal Properties of Matter - Result Question 20
20. Two metal rods 1 and 2 of same lengths have same temperature difference between their ends. Their thermal conductivities are and and cross sectional areas and , respectively. If the rate of heat conduction in is four times that in rod 2, then
[NEET Kar. 2013]
(a)
(b)
(c)
(d)
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Answer:
Correct Answer: 20. (b)
Solution:
(b)