Let s take the tip of a growing dendrite. Here in this case it can be seen that the tip velocity tends to zero for a particular value of r known as______

Let s take the tip of a growing dendrite. Here in this case it can be

1.	Let s take the tip of a growing dendrite. Here in this case it can be seen that the tip velocity tends to zero for a particular value of r known as______
A.	Critical radius
B.	Open radius
C.	Closed radius
D.	Extended radius
Answer» B. Open radius

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Let s take the tip of a growing dendrite. Here in this case it can be seen that the tip velocity tends to zero for a particular value of r known as______

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