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Asked: 2021-03-31T05:27:00+05:30 In:

GATE MT 2021 Q41. Liquid iron is cast into a spherical sand mold (6 cm radius) and a cubical sand mold (12 cm edge length). If solidification time is 60 minutes in the spherical casting, the time (in minutes) required to solidify in the cubical casting is: (round off to nearest integer).

GATE MT 2021 Q41. Liquid iron is cast into a spherical sand mold (6 cm radius) and a cubical sand mold (12 cm edge length). If solidification time is 60 minutes in the spherical casting, the time (in minutes) required to solidify in the cubical casting is: (round off to nearest integer).
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    1 Answer

    1. Copper Student

      Answer:- 60 minutes From Chvorinov's rule, we know, Solidification time is proportional to  (Volume/Surface area)^2 The image of the solution of the above question is attached below:-

      Answer:- 60 minutes

      From Chvorinov’s rule, we know,

      Solidification time is proportional to  (Volume/Surface area)^2

      The image of the solution of the above question is attached below:-

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