Question

The thickness of oxide film is y at time t. If K₁, K₂ and K₃ are the temperature dependent constants, the parabolic law of oxidation is given by

a.

y² = 2k₁t + k₂

b.

y = k₁ ln (k₂t + k₃)

c.

y = k₁ t + k₂

d.

y = k₁t³ + k₂

Answer: (a).y² = 2k₁t + k₂

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Q. The thickness of oxide film is y at time t. If K₁, K₂ and K₃ are the temperature dependent constants, the parabolic law of oxidation is given by

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