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Two castings of the same metal have the same surface area. One casting is in form of a sphere and the other is a cube. The ratio of the solidification time for the sphere to that of the cube is____________.
  • a)
    3/4
  • b)
    6
  • c)
    5/4
  • d)
    3
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
Two castings of the same metal have the same surface area. One castin...
Let τ = Solidification time
According to Chvorinov’s rule
But since Acube = Asphere
View all questions of this test
Most Upvoted Answer
Two castings of the same metal have the same surface area. One castin...
Let τ = Solidification time
According to Chvorinov’s rule
But since Acube = Asphere
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Two castings of the same metal have the same surface area. One casting is in form of a sphere and the other is a cube. The ratio of the solidification time for the sphere to that of the cube is____________.a) 3/4b) 6c) 5/4d) 3Correct answer is option 'B'. Can you explain this answer? for Mechanical Engineering 2025 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about Two castings of the same metal have the same surface area. One casting is in form of a sphere and the other is a cube. The ratio of the solidification time for the sphere to that of the cube is____________.a) 3/4b) 6c) 5/4d) 3Correct answer is option 'B'. Can you explain this answer? covers all topics & solutions for Mechanical Engineering 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Two castings of the same metal have the same surface area. One casting is in form of a sphere and the other is a cube. The ratio of the solidification time for the sphere to that of the cube is____________.a) 3/4b) 6c) 5/4d) 3Correct answer is option 'B'. Can you explain this answer?.
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