Question

Heat is flowing through two cylindrical rods of the
same material. The diameters of the rods are in the
ratio 1: 2 and the lengths in the ratio 2: 1. If the
temperature difference between the ends is same,
then ratio of the rate of flow of heat through them
will be
(1) 2:1
(2) 8:1
(3) 1:1
(4) 1:8​

Answer 1

Answer:

2:1 is the correct answer plz mark me as brainliest

Answer 2

Answer:

option 4 .. K and ΔT are same . check the picture for answer