Question: Is the error involved in using the Chvorinov approximation for solidification times greater for a sphere or for a cylinder of the same radius?

Is the error involved in using the Chvorinov approximation for solidification times

Is the error involved in using the Chvorinov approximation for solidification times greater for a sphere or for a cylinder of the same radius? For large castings or small? For metals of high or low melting point? heat

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