Q. Which of the following is correct regarding Polarization?

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Q. What is the symbol of overvoltage?

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Q. Exchange current density is the current per unit area of either oxidation or reduction process at the equilibrium.

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Q. What is the formula to calculate rate of oxidation or rate of reduction during equilibrium?

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Q. Which of the following is the controlling factor of Activation polarization?

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Q. Which of the following mentioned is/are the types of polarization?

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Q. What is the relationship between reaction rate and overvoltage for activation polarization?

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Q. Which of the following is/are correct regarding concentration polarization?

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Q. What is the formula to determine limiting diffusion current density (iL) of concentration polarization?

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Q. Agitation will increase the limiting diffusion current density of concentration polarization.

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Q. Which of the following is/are correct regarding resistance polarization?

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Q. Which two scientists present the first formal presentation on mixed potential theory?

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Q. Which of the following is/are the hypothesis of mixed potential theory?

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Q. Which of the following is/are correct regarding passivation?

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Q. The passive state of a metal is often relatively unstable and subject to damage.

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Q. Which of the following is/are the metal/alloys that demonstrate active-passive transitions?

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Q. Which of the following is/are correct regarding the active region of metals?

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Q. The Trans passive region is the region in which the corrosion rate increases with an increase in potential.

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Q. Which of the following is/are the important characteristics of active-passive transitions of a metal?

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Q. Which of the following metal doesn’t possess a trans passive region?

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