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Two spheres A and B have diameters in th...

Two spheres A and B have diameters in the ratio `1:2`, densities in the ratio `2:1` and specific heat in the ratio `1:3`. Find the ratio of their thermal capacities.

A

`1:6`

B

`1:12`

C

`1:3`

D

`1:4`

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The correct Answer is:
B
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