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[" the "Two uniform brass rods "A" and "...

[" the "Two uniform brass rods "A" and "B" of length "l" and "2l],[" and radii "2r" and "r" respectively are heath "l" and "2l],[" sme temperature.The ratio of the herease in the "],[" volume of "A" to that of "B" is "],[[" (a) "1:1," (b) "1:2," (c) "2:1," (d) "1:4]]

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