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If the radii of two copper spheres are in the ratio 1:3 and their increase in the temperatures are in the ratio 9:1 then the ratio of the increase in their thermal energy will be a.1:4 b.2:1 c.4:1 d.1:3

If the radii of two copper spheres are in the ratio 1:3 and their increase in the temperatures are in the ratio 9:1 then the ratio of the increase in their thermal energy will be


a.1:4


b.2:1


c.4:1


d.1:3

Grade:12th Pass

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