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Q. |
What is Gibbs phase rule for metallurgical system? |
A. | f = c – 1 – p |
B. | f = c + 1 – p |
C. | p + f = c – 2 |
D. | p + f = c + 2 |
Answer» B. f = c + 1 – p | |
Explanation: for metallurgical system pressure has no appreciable effect on phase equilibrium and hence, f = c – p + 1. |
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